AirTouch™ N20 Mask SystemIncludes the complete ResMed AirTouch™ N20 nasal CPAP maskincluding frame system, elbow, short tube, cushion and headgear.About the complete ResMed AirTouch N20 mask system:Ultra Soft category, nose coverage, nasal mask, memory foam cushionUltraSoft™ memory foam cushion is uniquely comfortableNasal cushion is designed to adapt to your face for a personalized fitAirTouch mask system can be used with either the AirTouch N20 cushion or the AirFit™ N20 InfinitySeal™ cushionMagnetic clips mean two simple snaps and your mask is on or offQuick-release elbow allows you to get up at night and disconnect without removing the maskPrescription required