ResMed AirFit F20 Full Face Replacement Cushion
The InfinitySeal for the AirFit F20 Full Face Mask is designed with variable thickness for more comfort and stability. It adapts to the unique facial contours of each person, so you can be confident of obtaining a secure and comfortable mask fit. Within the cushion are 7 different contours and comfort points with varying thickness to ensure an unrivaled comfort stable fit.