Dental protector for nighttime teeth grinding (Bruxism). Contents: 1 dental protector, 1 storage case. Protect your smile while you sleep. Custom fit designed for all night comfort. Comfort & protection guaranteed. Designed by a dentist, The Doctor's NightGuard offers a custom fit designed for all-night comfort. Custom fit by you for your convenience. Patented 2 layer design includes a soft top layer to cushion & absorb and a firm lower layer to prevent grinding. Before Fitting: Fitting channel for a secure fit. Soft layer to cushion and absorb. Flexible arch. Firm layer to prevent grinding. Guaranteed Fit: Most of our customers are able to obtain an excellent fit the first time they try. Complete fitting instructions are inside this package. Need extra help? Call our toll-free number 1-800-592-6661. If you are not satisfied with the fit and comfort of The Doctors NightGuard Advanced Comfort, and you would like to try to fit it again, call our toll-free number and we will send you a new one. Designed by a dentist for protection and comfort. Custom fit by you for convenience. www.doctorsnightguard.ca. Complete fitting instructions are inside this package. Need extra help? Call our toll-free number 1-800-592-6661. Questions? 1-800-592-6661. www.doctorsnightguard.ca. BPA free. Made in USA.