Hygienic. 3-day disposable. Advanced protection against night time teeth grinding. Comfort. Protection. Hygiene. No boiling, cutting, or molding required. BPA free. Frenulum gap. Retention band. Pliable alignment grooves. Clench and grind absorbing bite plate. Stabilizing lip to minimize sliding or slippage. One size fits all. The Plackers Grind-No-More Dental Night Protector provides exceptional comfort, protection, and hygiene. Comfortable: The streamlined one size fits all Grind No More Dental Night Protector is uniquely designed to be worn on either your upper or lower teeth - whichever is most comfortable. Protective: Grind No More Dental Night Protector meets the demanding needs of both clenchers and grinders - bite plate alignment grooves, absorbing bite plates, and stabilizing bite plate lips work together for maximum protection. Hygienic: Each disposable Grind No More Dental Night Protector can be used for up to 3 days - it's clean, fresh, and hygienic. Individually Packaged and Ready to Use: No boiling, cutting, or molding required, it's an instant fit every time. If you clench or grind your teeth or believe you are doing so at night while sleeping, you may be causing damage to your teeth. Now you can easily and comfortably help prevent tooth damage that grinding can cause by using Grind No More Dental Night Protector each night.