ResMed AirFit X30i Oral-Nasal (Full Face) CPAP MaskThe AirFit X30i is a full face mask that uses a nasal pillows system that seals around the mouth and gently under the nostrils, without covering the bridge of your nose or sitting heavily on your face. If you wear glasses at night or like to read before bed, this design gives you more space and comfort. Because it uses both oral and nasal delivery, its also a good match for mouth breathers or anyone dealing with nasal congestion. The tubing connects