Resmed AirFit F20 HeadgearResMed AirFit F20 Headgear If you're looking to take the comfort and convenience of your CPAP mask to the next level, look no further than the ResMed AirFit F20 headgear, which combines fit and style for comfort, gentleness, and reliability. The ResMed AirFit F20 headgear is designed to give you that extra softness and stability that is so important for a good fit of your AirTouch F20 Full Face CPAP mask. The flat straps of the headgear are designed