BMC iVolve N2 Nasal MaskWith the extremely simple design, N2 gives you extra comfort. Its soft silicone cushion provides you with a lightweight and perfect fit. The quiet venting feature enables you and your bed partner to enjoy undisturbed sleep.FeaturesPerfect fitThe elastic forehead pad gives you a wider range of comfort to adjust your dynamic facial contour.Stay simpleWith its less part compact design, you can reassemble it fast. The perfect balance of lightweight and unique comfort delivers more compliance.Gentle experienceIntellectual vent design disperses air to flow gently and offers you and your partner a full night of peace.