Sleek, soft, and adaptive ResMed's AirFit N20 Nasal CPAP Mask combines an advanced InfinitySeal cushion with a flexible frame, and plush headgear, to deliver superior comfort and a secure seal with a minimal of facial contact. AirFit N20 is available in three sizes to fit a wide range of users.ULTIMATE COMFORT WITH INFINITY SEALAirFit's advanced InfinitySeal nasal cushion features specially-designed "infinity" loops with variable thickness levels to reduce blowout, provide support at the sides of the nose, and relieve pressure at the nasal bridge. InfinitySeal's soft, frosted surfaces feel natural on the skin and maintain a secure seal even at the highest CPAP or BiLevel pressures. Three InfinitySeal sizes are available -- Small, Medium and Large. MINIMALIST, SOFT, FLEXIBLE FRAME WITH INTEGRATED PADDINGAirFit N20's frame flexes naturally to a custom fit on each user's face. With only minimal skin contact the AirFit N20 For Her provides a stable fit and an open field of view. Integrated padding within the frame adds softness so you can read, watch TV and enjoy your evening routine without worrying about pinching, red marks, or pressure from your CPAP mask.PLUSH HEADGEAR WITH MAGNETIC CLIPS!Plush N20 Headgear is engineered for extra softness and stability. The rolled-edge fabric straps should be worn loosely to allow the InfinitySeal cushion to adapt to your personal facial contours. Ingenious magnetic clips, on the lower straps, guide the headgear into the mask frame so it is quick and easy to put on and take off with a simple twist. AirFit N20 masks come with Standard Headgear however Small and Large headgear is available separately for a more custom fit.EASY TO USE QUICK RELEASE ELBOWThe AirFit N20 CPAP mask features a quick release elbow with squeeze-tabs so it's easy to detach with one hand if you need to get up during the night. The elbow rotates 360° and includes an independent tube swivel to reduce tubing pull and drag. Diffused venting, built into the elbow, delivers an ultra quiet performance. Air is dispersed gently away from the user and bed partners so everyone can enjoy a quiet, comfortable night sleep.INTEGRATED FLEXI-TUBEThe AirFit N20 includes an integrated, lightweight Flexi-Tube short tube that extends off of the mask frame, stretching and bending to increase flexibility while maintaining seal and stability. The Flexi-Tube is designed to accommodate a wide range of sleeping positions comfortably without mask drag or catching.Available Sizes: Standard Headgear with Small, Medium or Large Cushion or a For Her version with Small (not standard) Headgear and Small CushionMaterial: Not made with Natural Rubber Latex, DEHP Free, PVC FreePressure Levels: 4-30 CM H2O