Topaz Adjustable Chin Strap (Xtra Large - CH-ADJ-XL)

This adjustable Chinstrap helps to keep a user€s mouth closed during sleep while undergoing CPAP therapy. Ensures a secure fit with its Velcro adjustments Latex-free Color beige Available in two adult sizes - Standard & Extra Large Sold individually How do I know what size to order? 1. Place end of tape measure in middle of chin - have patient hold this end to their chin 2. Measure going toward patient's ear and continue to top middle of head. (Standard) 12" to 13" (Extra Large) 14" and above.