ResMed AirFit F20 Cushion Replacement. The AirFit F20 and AirFit F20 For Her masks use the same cushions. Both masks are intended for use with either the Small or Medium cushions, while the Large cushion is intended for use with the AirFit™ F20 Full Face Mask. Please Note: This purchase includes one cushion size only.

InfinitySeal™ technology is featured in the cushion design to help the mask cushion adapt to many different facial structures and various ranges of pressure.