{"product":{"catalog_id":"90155b8a-4863-487b-b54f-01372f167075","item_id":"30286829060192","gtin":"850017166073","mpn":"UPPER-HARD-NIGHT-GUARD","title":"Hard Night Guard","description":"The ClearRetain Hard Night Guard is a custom-fabricated dental appliance made from a single layer of 2mm clear, hard laminate material that is BPA- and phthalate-free, available for either the upper or lower teeth. It is designed to protect against heavy teeth grinding and clenching, alleviate jaw pain, and serve as a durable retainer, and it is produced in a dental lab by an experienced technician under the supervision of a dentist and orthodontist using the same materials as a dental office. According to customer reviews and FAQs, it holds a 4.7/5 rating from 182 reviews, over 98% of guards fit perfectly, and it includes a 60-day guarantee for free remake or refund excluding shipping and material costs.","url":"https://clearretain.com/products/hard-night-guard","brand":"ClearRetain","condition":"new","product_category":"Uncategorized","material":"Clear hard laminate (2mm, BPA and phthalate-free)","weight":"5 oz","item_weight_unit":"oz","age_group":"adult","image_url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","additional_image_urls":["https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard1.png?v=1695534464","https://cdn.shopify.com/s/files/1/0052/8046/4985/files/Upperx2-2.jpg?v=1730249580","https://cdn.shopify.com/s/files/1/0052/8046/4985/files/Lowerx2-2.jpg?v=1730249590"],"images":[{"id":"img-1788214294932-0","url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","width":1500,"height":1500,"alt_text":"Hard Night Guard product image (primary)","position":1,"attributes":{"other":{"summary":"Studio-style product shot on a white background photographed from an elevated oblique angle with soft shadows beneath the case.","observations":[{"key":"Background","kind":"feature","value":"Even white background with no visible texture or props.","regions":[],"evidence_status":"direct"},{"key":"Lighting and shadow","kind":"feature","value":"Soft diffuse lighting producing subtle soft shadow below and slightly left of the case and mild specular highlights on the guard and case.","regions":[],"evidence_status":"direct"},{"key":"Shot composition","kind":"feature","value":"Close-up framing that crops away most surrounding space, centering the guard and top half of the case toward the upper-right of the image.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"clear translucent","part":"night guard","regions":[{"x":0.34,"y":0.2,"width":0.48,"height":0.36,"confidence":"high"}],"subject":"product","description":"Translucent clear/plastic appearance with bright glossy highlights and slight blue tint from reflected case color; appears mostly colorless but light-scattering gives a pale bluish cast.","sampled_hex":"#BCCBE3","estimated_hex":"#EAF6FF"},{"name":"royal blue","part":"storage case exterior","regions":[{"x":0.18,"y":0.42,"width":0.64,"height":0.4,"confidence":"high"},{"x":0.3,"y":0.7,"width":0.4,"height":0.18,"confidence":"medium"}],"subject":"packaging","description":"Opaque bright glossy blue plastic covering the lid and base of the case.","sampled_hex":"#0072E4","estimated_hex":"#0072E6"}],"product":{"summary":"A clear, rigid dental night guard (upper-arch) is shown resting on a blue plastic storage case; the guard is translucent and shaped to fit over an upper row of teeth with individual tooth impressions visible.","observations":[{"key":"Overall shape","kind":"feature","value":"Single-piece clear dental tray shaped to fit an upper dental arch with a U-shaped curvature and scalloped occlusal edge matching individual tooth impressions.","regions":[{"x":0.3,"y":0.16,"width":0.56,"height":0.44,"confidence":"high"}],"evidence_status":"direct"},{"key":"Material appearance","kind":"feature","value":"Translucent rigid plastic with glossy surface highlights and internal texture where tooth impressions are present; light passes through producing bright specular highlights.","regions":[{"x":0.34,"y":0.2,"width":0.48,"height":0.36,"confidence":"high"}],"evidence_status":"direct"},{"key":"Tooth-detail","kind":"feature","value":"Individual tooth indentations and interproximal contours are visible along the front-facing outer rim of the tray, showing the molded negative shapes of teeth.","regions":[{"x":0.34,"y":0.28,"width":0.44,"height":0.28,"confidence":"high"}],"evidence_status":"direct"},{"key":"Orientation","kind":"feature","value":"Product is presented from a slightly elevated front-right oblique angle, showing the outer surface and occlusal trough of the guard.","regions":[],"evidence_status":"direct"}]},"packaging":{"summary":"A hard plastic blue oval storage case is visible beneath the guard; the case has a hinged lid and rounded edges with a small latch feature on the front.","observations":[{"key":"Case shape","kind":"feature","value":"Rounded rectangular oval plastic case with a domed lid that the guard rests on.","regions":[{"x":0.16,"y":0.4,"width":0.68,"height":0.44,"confidence":"high"}],"evidence_status":"direct"},{"key":"Case color and finish","kind":"feature","value":"Opaque bright blue glossy plastic with uniform color and visible highlights.","regions":[{"x":0.2,"y":0.42,"width":0.6,"height":0.4,"confidence":"high"}],"evidence_status":"direct"},{"key":"Latch detail","kind":"feature","value":"Small molded front latch or snap on the case rim visible near the lower-right front edge of the case.","regions":[{"x":0.64,"y":0.64,"width":0.12,"height":0.12,"confidence":"medium"}],"evidence_status":"direct"}]},"schema_version":2,"coordinate_space":{"units":"normalized","origin":"top_left"}},"variant_ids":["30286829060192","45877233615096","30286829092960","45877233647864"]},{"id":"img-1788214294932-1","url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard1.png?v=1695534464","width":1500,"height":1500,"alt_text":"Hard Night Guard product image 2","position":2,"attributes":{"other":{"summary":"Studio-style product shot on a white background with soft shadowing; oblique top-front camera angle shows the tray resting on the closed case.","observations":[{"key":"Shot composition","kind":"feature","value":"Oblique top-front perspective showing product centered slightly above and to the right of image center.","regions":[],"evidence_status":"direct"},{"key":"Background and surface","kind":"feature","value":"Even white background and surface with a soft shadow beneath the case toward the lower-left, indicating diffuse studio lighting.","regions":[{"x":0.08,"y":0.66,"width":0.3,"height":0.22,"confidence":"medium"}],"evidence_status":"direct"},{"key":"Lighting","kind":"feature","value":"Diffuse, even lighting with visible specular highlights on both the clear tray and the glossy case; no harsh color casts.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"translucent clear","part":"tray","regions":[{"x":0.42,"y":0.12,"width":0.48,"height":0.38,"confidence":"high"}],"subject":"product","description":"Translucent clear thermoplastic with slight cool-blue reflections from surroundings; appears glossy and nearly colorless.","sampled_hex":"#006EC4"},{"name":"bright cobalt blue","part":"case exterior","regions":[{"x":0.18,"y":0.34,"width":0.64,"height":0.48,"confidence":"high"},{"x":0.63,"y":0.73,"width":0.22,"height":0.12,"confidence":"medium"}],"subject":"packaging","description":"Bright glossy solid blue plastic on lid and base with uniform finish and specular highlights.","sampled_hex":"#0064C3","estimated_hex":"#0B66D6"}],"product":{"summary":"A translucent, U-shaped dental night guard with molded tooth impressions sits on top of a hard plastic case; surface shows clear glossy thermoplastic with detailed individual tooth cavities.","observations":[{"key":"Overall shape","kind":"feature","value":"U-shaped dental tray with continuous rim following tooth arches and an open posterior midline; tray shows individual tooth-shaped cavities on the interior surface.","regions":[{"x":0.4,"y":0.1,"width":0.52,"height":0.38,"confidence":"high"}],"evidence_status":"direct"},{"key":"Material and finish","kind":"feature","value":"Clear, glossy thermoplastic material that is highly translucent and reflective, showing specular highlights and internal texture from tooth impressions.","regions":[{"x":0.42,"y":0.12,"width":0.48,"height":0.32,"confidence":"high"}],"evidence_status":"direct"},{"key":"Tooth detail","kind":"feature","value":"Raised and recessed tooth anatomy visible for each tooth position including cusps and grooves; anterior and posterior teeth impressions are distinguishable.","regions":[{"x":0.46,"y":0.12,"width":0.37,"height":0.28,"confidence":"high"}],"evidence_status":"direct"},{"key":"Edge profile","kind":"feature","value":"Thin rounded vestibular edge around the tray visible where it meets the case; edge appears slightly thicker at the posterior ends.","regions":[{"x":0.48,"y":0.18,"width":0.32,"height":0.2,"confidence":"medium"}],"evidence_status":"direct"}]},"packaging":{"summary":"Hard oval blue plastic carrying case with hinged lid and front snap closure; product is placed on top of the closed case.","observations":[{"key":"Case form","kind":"feature","value":"Oval-to-rounded rectangular rigid plastic case with a slightly domed lid and a base, shown closed.","regions":[{"x":0.18,"y":0.34,"width":0.64,"height":0.48,"confidence":"high"}],"evidence_status":"direct"},{"key":"Closure detail","kind":"feature","value":"Front snap-hinge closure visible at the lower-right front edge of the case consisting of a small rounded tab and matching catch.","regions":[{"x":0.63,"y":0.73,"width":0.22,"height":0.12,"confidence":"medium"}],"evidence_status":"direct"},{"key":"Surface finish","kind":"feature","value":"Smooth glossy plastic surface with specular highlights and faint reflections of the clear tray.","regions":[{"x":0.25,"y":0.36,"width":0.5,"height":0.34,"confidence":"high"}],"evidence_status":"direct"}]},"schema_version":2,"coordinate_space":{"units":"normalized","origin":"top_left"}},"variant_ids":["30286829060192","45877233615096","30286829092960","45877233647864"]},{"id":"img-1788214294932-2","url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/Upperx2-2.jpg?v=1730249580","width":1500,"height":1500,"alt_text":"Hard Night Guard product image 3","position":3,"attributes":{"other":{"summary":"Studio-style product shot on a clean white background with soft shadows; two identical product+case groupings arranged diagonally from top-right to bottom-left.","observations":[{"key":"Shot composition","kind":"feature","value":"Two duplicated product assemblies arranged diagonally; top-right assembly is fully visible and bottom-left assembly is partially cropped by the image edge.","regions":[],"evidence_status":"direct"},{"key":"Background and surface","kind":"feature","value":"Plain white background with soft diffuse shadows beneath each case indicating overhead directional lighting.","regions":[{"x":0.55,"y":0.28,"width":0.36,"height":0.2,"confidence":"high"},{"x":0.05,"y":0.7,"width":0.44,"height":0.16,"confidence":"high"}],"evidence_status":"direct"},{"key":"Lighting and reflections","kind":"feature","value":"Even, soft studio lighting producing gentle highlights on glossy surfaces and subtle cast shadows; reflections on the clear guards emphasize transparency.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"very pale cyan transparent","part":"clear guard","regions":[{"x":0.67,"y":0.04,"width":0.22,"height":0.18,"confidence":"high"},{"x":0.09,"y":0.5,"width":0.35,"height":0.22,"confidence":"high"}],"subject":"product","description":"Transparent plastic appearance with glossy highlights and a very pale cool tint from reflections.","estimated_hex":"#EAF8FF"},{"name":"bright royal blue","part":"storage case","regions":[{"x":0.58,"y":0.07,"width":0.36,"height":0.3,"confidence":"high"},{"x":0.03,"y":0.45,"width":0.47,"height":0.31,"confidence":"high"}],"subject":"packaging","description":"Opaque glossy bright royal blue plastic used on the case body and lid.","sampled_hex":"#0165D2","estimated_hex":"#0066D6"}],"product":{"summary":"Two clear, U-shaped dental night guards (upper-arch form) are shown resting on blue plastic storage cases. Guards are transparent, glossy, and show individual tooth impression details along the arch.","observations":[{"key":"Overall shape","kind":"feature","value":"U-shaped removable dental tray following an upper dental arch with a continuous skirt around the outer edge.","regions":[{"x":0.62,"y":0.03,"width":0.3,"height":0.27,"confidence":"high"},{"x":0.05,"y":0.47,"width":0.44,"height":0.3,"confidence":"high"}],"evidence_status":"direct"},{"key":"Surface texture and finish","kind":"feature","value":"Transparent glossy plastic with visible internal highlights and reflections indicating a smooth, polished surface.","regions":[{"x":0.66,"y":0.04,"width":0.22,"height":0.18,"confidence":"high"},{"x":0.09,"y":0.5,"width":0.35,"height":0.22,"confidence":"high"}],"evidence_status":"direct"},{"key":"Tooth impression detail","kind":"feature","value":"Individual tooth-shaped recesses along the inner arch are clearly molded and visible as a row of rounded indentations corresponding to teeth.","regions":[{"x":0.67,"y":0.08,"width":0.2,"height":0.18,"confidence":"high"},{"x":0.12,"y":0.53,"width":0.32,"height":0.2,"confidence":"high"}],"evidence_status":"direct"},{"key":"Wall/thickness","kind":"feature","value":"Thin single-wall construction visible at the arch edges, appearing uniformly narrow around the tray.","regions":[{"x":0.7,"y":0.05,"width":0.12,"height":0.16,"confidence":"high"},{"x":0.15,"y":0.56,"width":0.22,"height":0.12,"confidence":"high"}],"evidence_status":"direct"}]},"packaging":{"summary":"Two bright blue hard plastic storage cases with rounded rectangular top profiles, shallow hinged lids, and front snap-latch features. Each night guard rests on the closed lid of a case.","observations":[{"key":"Case shape","kind":"feature","value":"Rounded-rectangle compact case with a domed top and flat bottom; each case appears roughly the same size as the guard placed on it.","regions":[{"x":0.58,"y":0.07,"width":0.36,"height":0.3,"confidence":"high"},{"x":0.03,"y":0.45,"width":0.47,"height":0.31,"confidence":"high"}],"evidence_status":"direct"},{"key":"Closure detail","kind":"feature","value":"Front edge shows a small molded snap-latch and hinge seam where the lid meets the base.","regions":[{"x":0.83,"y":0.28,"width":0.09,"height":0.07,"confidence":"high"},{"x":0.28,"y":0.69,"width":0.18,"height":0.06,"confidence":"high"}],"evidence_status":"direct"},{"key":"Material finish","kind":"feature","value":"Opaque glossy injection-molded plastic with specular highlights and smooth edges.","regions":[{"x":0.6,"y":0.12,"width":0.3,"height":0.18,"confidence":"high"},{"x":0.05,"y":0.5,"width":0.42,"height":0.26,"confidence":"high"}],"evidence_status":"direct"}]},"schema_version":2,"coordinate_space":{"units":"normalized","origin":"top_left"}},"variant_ids":["30286829060192","45877233615096","30286829092960","45877233647864"]},{"id":"img-1788214294932-3","url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/Lowerx2-2.jpg?v=1730249590","width":1500,"height":1500,"alt_text":"Hard Night Guard product image 4","position":4,"attributes":{"other":{"summary":"Studio-style shot on a bright white background with soft shadows; two product+case sets are diagonally arranged and the image is cropped so parts of the lower-left and upper-right sets extend toward the edges.","observations":[{"key":"Shot composition","kind":"feature","value":"Two identical product arrangements placed diagonally from lower-left to upper-right, creating a repeating pattern; top-right arrangement is nearer the top edge.","regions":[],"evidence_status":"direct"},{"key":"Background and surface","kind":"feature","value":"Neutral white background with soft, faint gray drop shadows beneath each case indicating a light source from above.","regions":[],"evidence_status":"direct"},{"key":"Lighting","kind":"feature","value":"Even studio lighting producing soft highlights on the glossy plastic and clear guard surfaces, with no harsh directional glare.","regions":[],"evidence_status":"direct"},{"key":"Image crop and framing","kind":"feature","value":"Both product sets are partially cropped by the frame edges so the lower-left case is truncated at the bottom and the top-right case is close to the image top edge.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"transparent clear","part":"guard","regions":[{"x":0.6,"y":0.08,"width":0.32,"height":0.2,"confidence":"high"},{"x":0.07,"y":0.5,"width":0.36,"height":0.22,"confidence":"high"}],"subject":"product","description":"Translucent clear plastic with glossy highlights; appears nearly colorless but shows slight cool blue reflections from the case and lighting.","estimated_hex":"#EAF8FF"},{"name":"bright blue","part":"case exterior","regions":[{"x":0.55,"y":0.08,"width":0.4,"height":0.38,"confidence":"high"},{"x":0.02,"y":0.45,"width":0.45,"height":0.34,"confidence":"high"}],"subject":"packaging","description":"Glossy bright medium blue plastic on both lids and bases; uniform solid color across visible surfaces.","sampled_hex":"#016ECA","estimated_hex":"#0A66E6"}],"product":{"summary":"Two clear, molded dental night guards (transparent U-shaped arches) are shown resting on two blue rounded plastic storage cases; tooth anatomy and individual tooth impression details are visible on each guard.","observations":[{"key":"Overall shape","kind":"feature","value":"Each guard is a U-shaped dental tray that follows a single dental arch with individual tooth-shaped cavities along its length.","regions":[{"x":0.58,"y":0.07,"width":0.36,"height":0.28,"confidence":"high"},{"x":0.03,"y":0.47,"width":0.46,"height":0.3,"confidence":"high"}],"evidence_status":"direct"},{"key":"Material and finish","kind":"feature","value":"Guards appear transparent and rigid with a glossy surface that reflects highlights; internal tooth impression relief is visible through the material.","regions":[{"x":0.58,"y":0.07,"width":0.36,"height":0.28,"confidence":"high"},{"x":0.03,"y":0.47,"width":0.46,"height":0.3,"confidence":"high"}],"evidence_status":"direct"},{"key":"Tooth impression detail","kind":"feature","value":"Raised cusp and fissure shapes and individual tooth boundaries are visible along the occlusal surfaces and buccal edges of each guard.","regions":[{"x":0.66,"y":0.09,"width":0.22,"height":0.18,"confidence":"high"},{"x":0.1,"y":0.52,"width":0.3,"height":0.22,"confidence":"high"}],"evidence_status":"direct"},{"key":"Orientation shown","kind":"feature","value":"Both guards are shown from an overhead angled view, exposing the occlusal (biting) surfaces and the outside buccal curve of the arch.","regions":[],"evidence_status":"direct"}]},"packaging":{"summary":"Two bright blue rounded rectangular plastic storage cases are visible; each guard rests on the lid. One case shows a visible front hinge/closure detail.","observations":[{"key":"Container shape","kind":"feature","value":"Cases are rounded-corner rectangular plastic boxes with domed lids and flat bases; lids are slightly raised where the guard sits.","regions":[{"x":0.55,"y":0.08,"width":0.4,"height":0.38,"confidence":"high"},{"x":0.02,"y":0.45,"width":0.45,"height":0.34,"confidence":"high"}],"evidence_status":"direct"},{"key":"Closure detail","kind":"feature","value":"A small molded hinge/clip is visible on the front edge of the upper-right case where lid meets base.","regions":[{"x":0.8,"y":0.36,"width":0.14,"height":0.1,"confidence":"high"}],"evidence_status":"direct"},{"key":"Surface finish","kind":"feature","value":"Case surfaces are glossy plastic with specular highlights and subtle molded seam lines around the lid.","regions":[{"x":0.55,"y":0.08,"width":0.4,"height":0.38,"confidence":"high"}],"evidence_status":"direct"}]},"schema_version":2,"coordinate_space":{"units":"normalized","origin":"top_left"}},"variant_ids":["30286829060192","45877233615096","30286829092960","45877233647864"]}],"price":"159 USD","sale_price":"99 USD","availability":"in_stock","group_id":"1903861530720","listing_has_variations":"true","variants":[{"sku":"UPPER-HARD-NIGHT-GUARD","url":"https://clearretain.com/products/hard-night-guard?variant=30286829060192","gtin":"850017166073","image":{"url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","position":1,"variant_ids":["30286829060192"]},"price":{"value":159,"currency":"USD"},"title":"Hard Night Guard - Upper / None","option1":"Upper","option2":"None","sale_price":{"value":99,"currency":"USD"},"variant_id":"30286829060192","availability":{"status":"in_stock","available":true}},{"sku":"4587723361","url":"https://clearretain.com/products/hard-night-guard?variant=45877233615096","image":{"url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","position":2,"variant_ids":["45877233615096"]},"price":{"value":249,"currency":"USD"},"title":"Hard Night Guard - Upper / Add A Backup Guard For Just $39 (Duplicate Copy. Not for 2 people)","option1":"Upper","option2":"Add A Backup Guard For Just $39 (Duplicate Copy. Not for 2 people)","sale_price":{"value":138,"currency":"USD"},"variant_id":"45877233615096","availability":{"status":"in_stock","available":true}},{"sku":"LOWER-HARD-NIGHT-GUARD","url":"https://clearretain.com/products/hard-night-guard?variant=30286829092960","gtin":"850017166080","image":{"url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","position":3,"variant_ids":["30286829092960"]},"price":{"value":159,"currency":"USD"},"title":"Hard Night Guard - Lower / None","option1":"Lower","option2":"None","sale_price":{"value":99,"currency":"USD"},"variant_id":"30286829092960","availability":{"status":"in_stock","available":true}},{"sku":"4587723364","url":"https://clearretain.com/products/hard-night-guard?variant=45877233647864","image":{"url":"https://cdn.shopify.com/s/files/1/0052/8046/4985/files/HardNightGuard2.png?v=1762525883","position":4,"variant_ids":["45877233647864"]},"price":{"value":249,"currency":"USD"},"title":"Hard Night Guard - Lower / Add A Backup Guard For Just $39 (Duplicate Copy. Not for 2 people)","option1":"Lower","option2":"Add A Backup Guard For Just $39 (Duplicate Copy. Not for 2 people)","sale_price":{"value":138,"currency":"USD"},"variant_id":"45877233647864","availability":{"status":"in_stock","available":true}}],"item_group_title":"Hard Night Guard","gender":"unisex","is_digital":"false","review_count":182,"star_rating":4.7,"reviews":[{"rating":5,"content":"It fits perfectly well in my teeth. Great ...","image_url":"/uploads/2026/7/3/2AlgiIryR.jpg","reviewer_name":"Givaldo D."}],"target_countries":"US","canonical_url":"https://clearretain.com/products/hard-night-guard","product_insights":[{"title":"Verified claims","type":"key_value","items":[{"value":"A precise at-home impression needs a dry-fitted tray, a 30-second putty mix, and a full three-minute set.","key":"Impression accuracy","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://alignerco.com/blogs/treatment/common-retainer-impression-mistakes","https://nyxweive.com/how-to-take-dental-impression-at-home-the-key-to-perfect-fitting-night-guard/","https://manchesterdentists.org.uk/4-things-to-avoid-while-taking-dental-impressions-at-home/","https://health.clevelandclinic.org/should-you-use-a-dental-mouthguard-for-your-jaw-pain"]}},{"value":"Remove brackets and cement before molding; loose fillings, crowns, or decay can worsen under the guard.","key":"Dental work","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"At $99 it undercuts $300–$800 dentist labs and matches DTC rival prices.","key":"Value","provenance":{"productData":true,"reviews":false,"qna":true,"urls":["https://clearretain.com/products/hard-night-guard","https://getcheeky.com/blogs/cheekys-blog/cheeky-vs-remi-vs-clear-club-vs-sentinel-night-guard-comparison","https://tmjmouthguard.com/night-guard-cost-guide-2026-custom-dentist-boil-and-bite-compared/","https://encoreguards.com/blogs/bruxism-guide/a-hard-vs-soft-custom-night-guard"]}},{"value":"Doubles as a nightly retainer, so no separate retainer is stacked under it.","key":"Retainer function","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://hcmcdental.com/best-retainer-for-teeth-grinding/","https://clearretain.com/products/hard-night-guard","https://hcmcdental.com/occlusal-splint-vs-night-guard-difference/"]}},{"value":"Grinding wears the guard, not enamel, on the rigid smooth plane.","key":"Protection mechanism","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://hcmcdental.com/hard-vs-soft-night-guard/","https://hcmcdental.com/occlusal-splint-vs-night-guard-difference/","https://health.clevelandclinic.org/should-you-use-a-dental-mouthguard-for-your-jaw-pain","https://tmjmouthguard.com/mouth-guards-for-clenching-complete-guide-for-day-night-and-both/"]}},{"value":"Hard guards beat soft for heavy grinding: less morning ache and wear, though grinding episodes continue.","key":"Bruxism response","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.ncbi.nlm.nih.gov/books/NBK482466/"]}},{"value":"Molded from your own dental impressions, keeping the bite balanced for the guard to protect.","key":"Fit","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://health.clevelandclinic.org/should-you-use-a-dental-mouthguard-for-your-jaw-pain","https://clearretain.com/products/hard-night-guard","https://alignerco.com/blogs/treatment/common-retainer-impression-mistakes","https://manchesterdentists.org.uk/4-things-to-avoid-while-taking-dental-impressions-at-home/"]}},{"value":"2mm hard laminate, BPA- and phthalate-free, lab-formed from dental-grade plastic.","key":"Material","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://sentinelmouthguards.com/blogs/mouthcare/bpa-free-dental-night-guards","https://clearretain.com/products/hard-night-guard","https://www.meetdandy.com/learning-center/articles/night-guard-materials-and-best-use-cases/","https://isddentallab.com/night-guard-material-acrylic-bpa-best-uses/"]}},{"value":"Nighttime guard that doubles as an extra-durable retainer; not for all-day wear.","key":"Dual use","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Hard night guards last 3–5+ years with proper care, versus 6 months–2 years for soft","key":"Lifespan","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://encoreguards.com/blogs/bruxism-guide/a-hard-vs-soft-custom-night-guard"]}},{"value":"Hard 2mm guard lasts 3–5+ years and shifts grinding wear from enamel to the guard.","key":"Grinding protection","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://hcmcdental.com/hard-vs-soft-night-guard/","https://tmjmouthguard.com/mouth-guards-for-clenching-complete-guide-for-day-night-and-both/","https://www.ncbi.nlm.nih.gov/books/NBK482466/","https://hcmcdental.com/occlusal-splint-vs-night-guard-difference/"]}},{"value":"For heavy grinding either arch protects; most clinicians default to the upper arch.","key":"Arch choice","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Offered in four variants, upper or lower; both protect equally once custom-fit, and most clinicians default to the upper.","key":"Arch selection","provenance":{"productData":true,"reviews":false,"qna":true,"urls":[]}},{"value":"The upper stays put via palatal coverage; the lower is less bulky but relies on tooth undercuts.","key":"Retention and comfort","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Adaptation takes 1-2 weeks on the upper arch and 1-3 on the lower, with mild lisp and saliva.","key":"Adjustment period","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://clearretain.com/products/hard-night-guard","https://alignerco.com/blogs/treatment/common-retainer-impression-mistakes"]}},{"value":"2mm is standard hybrid-guard thickness; the 1.02mm Premium variant is thinner.","key":"Thickness","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://clearretain.com/products/premium-hard-night-guard","https://hcmcdental.com/hard-vs-soft-night-guard/","https://hcmcdental.com/best-retainer-for-teeth-grinding/"]}},{"value":"Wear only at night; hard surface adds no clenching, and clean with mild soap and air-dry.","key":"Wear and care","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://hcmcdental.com/best-retainer-for-teeth-grinding/","https://www.ncbi.nlm.nih.gov/books/NBK482466/","https://tmjmouthguard.com/mouth-guards-for-clenching-complete-guide-for-day-night-and-both/"]}},{"value":"Loose fillings, crowns, veneers, bridges or decay can be aggravated; get a dentist check first.","key":"Restoration risk","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Brackets, buttons, gems or leftover cement must be removed before impressions; bonded permanent retainers are compatible.","key":"Orthodontic hardware","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"For nighttime grinding only; all-day wear can shift the bite, so dental clearance is needed first.","key":"Daytime wear","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Daily: soft toothbrush, mild soap, lukewarm water, air-dry in a vented case; weekly diluted-vinegar soak.","key":"Cleaning routine","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Avoid hot water, abrasive toothpaste, and alcohol-based mouthwash; they can warp or degrade the laminate.","key":"Care hazards","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Nighttime-only; wearing it around the clock can shift the bite.","key":"Wear schedule","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Free remake within 60 days if the guard doesn't fit; refunds exclude shipping and material.","key":"Remake guarantee","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Normal-use cracks are replaced free within 60 days (120 for premium retainers).","key":"Breakage replacement","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://clearretain.com/products/premium-hard-night-guard"]}},{"value":"Pet-chewed and lost guards are expressly excluded; grinding can shorten the guard's life.","key":"Warranty exclusions","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"Loose dental work or braces hardware must be cleared before ordering a guard.","key":"Order screening","provenance":{"productData":false,"reviews":false,"qna":true,"urls":[]}},{"value":"A backup prevents tooth shift when the guard is lost or broken.","key":"Backup rationale","provenance":{"productData":false,"reviews":false,"qna":true,"urls":["https://clearretain.com/products/hard-night-guard"]}},{"value":"The $25 backup is a same-person duplicate, not for 2 people.","key":"Backup sharing","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://clearretain.com/products/hard-night-guard"]}}]},{"title":"Product record","type":"key_value","items":[{"value":"Hard Night Guard","key":"Title","provenance":{"productData":true,"reviews":false,"qna":false,"urls":[]}},{"value":"ClearRetain","key":"Brand","provenance":{"productData":true,"reviews":false,"qna":false,"urls":[]}},{"value":"$159 USD","key":"Price","provenance":{"productData":true,"reviews":false,"qna":false,"urls":[]}},{"value":"In stock","key":"Availability","provenance":{"productData":true,"reviews":false,"qna":false,"urls":[]}},{"value":"4.7 stars, 181 reviews, scale 5","key":"Rating","provenance":{"productData":true,"reviews":false,"qna":false,"urls":[]}}]}],"product_guide":{"id":"guide:hard-night-guard:v3","schemaVersion":3,"title":"When to choose Hard Night Guard","useCases":{"bestFor":[{"id":"use-case:deep-research-retained-use-cases-use-1-for-heavy-nighttime-teeth-grinding-and-clenching","label":"For heavy nighttime teeth grinding and clenching","recommendation":"ClearRetain designed this 2mm hard laminate night guard for heavy clenching and grinding, with the stated goal of helping relieve morning jaw and tooth aches; it's BPA- and phthalate-free and can be ordered for either the upper or lower teeth. Several verified customers say it has held up to their grinding and clenching, though one first-time wearer reported a painful initial fit that required a remake before she found it comfortable.","sourceIds":["source:1he25spgolcxn"],"claimAddress":"insights.use_cases.e2827bfd8635d736b06f"},{"id":"use-case:deep-research-retained-use-cases-use-2-hard-night-guard-designed-to-double-as-an-extra-durable-retainer","label":"Hard night guard designed to double as an extra-durable retainer","recommendation":"ClearRetain says this hard night guard, made for heavy teeth grinding, also serves as an extra-durable retainer, so one appliance can fill both roles. A verified customer reports that theirs \"seems durable.\"","sourceIds":["source:1he25spgolcxn"],"claimAddress":"insights.use_cases.884ff6d7c912f34d2f1c"},{"id":"use-case:deep-research-retained-use-cases-use-3-make-a-custom-fit-guard-from-your-own-impressions-at-home","label":"Make a custom-fit guard from your own impressions at home","recommendation":"ClearRetain customizes each hard night guard from impressions you take yourself: the kit includes two sets of putty, trays in three sizes, and a self-impression instruction card. Reviewers describe the process as fairly easy with helpful guidance from customer service, though some needed multiple attempts, and first-timers may want extra putty since mistakes happen.","sourceIds":["source:1he25spgolcxn"],"claimAddress":"insights.use_cases.1a8303dca139e9806a79"}],"notBestFor":[]},"comparisons":{"variantSelection":[],"productComparison":{"id":"comparison:products:hard-night-guard-premium-hard-night-guard-hard-soft-night-guard-dual-layer","comparisonType":"product_comparison","title":"Product comparison","focalProductRef":"90155b8a-4863-487b-b54f-01372f167075","subjects":[{"refId":"90155b8a-4863-487b-b54f-01372f167075","targetType":"product","title":"Hard Night Guard","isFocal":true,"brand":"ClearRetain","url":"https://clearretain.com/products/hard-night-guard","relationship":"focal"},{"refId":"faad4814-4000-4254-a634-3a4405f33964","targetType":"product","title":"Premium Hard Night Guard","isFocal":false,"brand":"ClearRetain","url":"https://clearretain.com/products/premium-hard-night-guard","relationship":"same_brand"},{"refId":"f6a82d9d-760d-41a8-a0a1-19b2e993b7c7","targetType":"product","title":"Hard-Soft Night Guard (dual Layer)","isFocal":false,"brand":"ClearRetain","url":"https://clearretain.com/products/hard-soft-night-guard","relationship":"same_brand"}],"summaries":[{"productRef":"90155b8a-4863-487b-b54f-01372f167075","summary":"Choose this if you grind or clench heavily at night: the 2mm, single-layer hard laminate guard is designed for that — and to help relieve waking achy or sensitive jaws and teeth — comes in upper or lower arch versions, and per ClearRetain also serves as an extra-durable retainer. Customers report it withstanding grinding and fitting comfortably, though it can feel snug or tight at first — one reviewer's first guard hurt enough that ClearRetain remade it — and it's backed by a 60-day guarantee. You take your own impressions (the kit includes 2 putty sets and 3 tray sizes), and the merchant strongly recommends adding extra putty because some customers mess up their first attempt.","sourceIds":["source:1he25spgolcxn"]},{"productRef":"faad4814-4000-4254-a634-3a4405f33964","summary":"Choose this for heavy teeth clenching and grinding that you want protection from with a slimmer feel—ClearRetain describes the guard as 49% thinner than its standard Hard Night Guard (1.02mm), with a thinner profile for a more comfortable occlusion while still providing durable protection, and it can also serve as an extra durable retainer. It comes as a custom-made single layer of clear hard laminate, BPA and phthalate-free, available for upper or lower teeth, with a 6-month guarantee. Note that the listing gives conflicting thickness figures (1.02mm in one section, 1.2mm in another), and some customers reportedly need extra impression putty on a first-attempt mess-up, so you may want to plan for a redo.","sourceIds":["source:ms0fsp1t9swh7"]},{"productRef":"f6a82d9d-760d-41a8-a0a1-19b2e993b7c7","summary":"Choose this if you want a single guard that addresses both grinding and clenching: ClearRetain makes it from two layers of laminate, with a hard outer layer for teeth grinding and a soft inner layer for clenching comfort, at 1.3mm thick, BPA- and phthalate-free, and available for either the upper or lower teeth. Fitting is done at home with the 2 included sets of impression putty and small, medium, and large trays, though ClearRetain notes some customers mess up their first impression and end up needing extra putty.","sourceIds":["source:zhmphuwktqv2"]}]}},"sources":[{"id":"source:1he25spgolcxn","label":"clearretain.com","url":"https://clearretain.com/products/hard-night-guard","domain":"clearretain.com"},{"id":"source:ms0fsp1t9swh7","label":"Premium Hard Night Guard — clearretain.com","url":"https://clearretain.com/products/premium-hard-night-guard","domain":"clearretain.com","productRef":"faad4814-4000-4254-a634-3a4405f33964","sourceType":"unknown_pdp"},{"id":"source:zhmphuwktqv2","label":"Hard-Soft Night Guard (dual Layer) — clearretain.com","url":"https://clearretain.com/products/hard-soft-night-guard","domain":"clearretain.com","productRef":"f6a82d9d-760d-41a8-a0a1-19b2e993b7c7","sourceType":"unknown_pdp"}]},"handle":"hard-night-guard","storefront_path":"/products/hard-night-guard","storefront_url":"https://ai.clearretain.com/products/hard-night-guard"}}