The CPAP Store USA Ruby Chinstrap is made from one piece of soft latex-free neoprene. The Ruby Chinstrap stretches to fit perfectly with velcro straps in the lower back of the heap and the top of the head. It cups the chin at a lower angle to provide maximum support and stay secure all night. Comes in standard and extra large size.

22-24″ = Standard
27-29″ Large
30-33″ = Extra Large