AG Industries Premium Chin Strap Respironics Chinstrap White is a basic chinstrap designed to attach to the headgear straps of the mask. It is lightweight and easy to use.The Deluxe Chinstrap prevents the mouth from falling open while asleep during CPAP therapy. Designed with an under-the-chin mechanism to eliminate discomfort when worn during sleep Highly adjustable for different head sizes Comes with little anchoring straps for a more secure fit.Color: whiteOne - Deluxe Chin Strap