Safe For Your Mouth & Your Alignerretainer case is made of premium-grade material, tasteless and non-toxic, will not leach hazardous chemicals into your aligners, safe for sensitive mouths. The Mouth guard case is sturdy and durable, will not crack or break, long-lasting useMagnetic Lock Designretainer container features a compact design and built-in magnetic closure, is highly sealed, can effectively prevent water and dust, and avoid the box from accidentally opening and crushing the bracesAnti-slip Design Food-grade silicone textured liner minimizes slipping and moving inside, preventing braces accessories from slipping when opening the box, and keeps dental appliances from sliding around and rattling when in your retainer boxLightweight and Portable retainer cases are great storage for retainers, mouthguards, dentures, braces, teeth mouth trays, splints, ear plugs, ear buds, etc. The denture case is mini and light, you can put a denture box in your pocket, or schoolbag, perfect for you to carry to work, school, or travelingEasy to Cleanretainer box helps maintain a high level of braces hygiene, you can clean the brace case with warm water and detergent, or you also can clean the aligner case in the dishwasher