Fisher & Paykel Simplus CPAP Full Face Mask Headgear Size:M/L but that differs by each

but that differs by each user

check your mask -- you might need to replace it

Providing some of the newest CPAP therapy features like leak compensation

Attaches and Detaches Easily

Fisher & Paykel Simplus CPAP Full Face Mask Headgear Size:M/L but that differs by eachReplacement Headgear for Simplus Full Face CPAP Mask The headgear for the Simplus Full Face CPAP Mask is intended to be used with the Simplus Full Face CPAP Mask from Fisher and Paykel. This offer includes the Simplus headgear, headgear clips, and headgear buckle. Simplus Headgear Fisher and Paykel designed the Simplus with their patented ErgoForm Headgear. The Simplus full face CPAP mask headgear comes with a stretchable and a non stretchable panel