AirFit N20 Nasal CPAP & BiLevel Mask with 3 Nasal Cushions (S, M & L) and Headgear 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. Retail: $115 each x 4 = $460 Checkout my other products to bundle & save ✨ ResMed CPAP BIPAP APAP