OFFICIAL INVISALIGN CASE: This slim, modern case keeps aligners and retainers secure at home and on-the-go. SAFE FOR MOUTH AND ALIGNERS: Made of medical grade thermoplastic material that will not leach hazardous chemicals into aligners; safe for sensitive mouths. SECURE ALIGNERS: Cases protect aligners and retainers from accidental damage when they are not worn. This case features a compact design and built-in magnetic closure for storage. INVISALIGN VALUE: From cases to cleaners, Invisalign offers all the tools and accessories needed to maximize the experience of achieving your best smile; aligners not included.