The ResMed AirFit P30i collection features the replacement supplies you need to maintain a personalized fit and optimal CPAP therapy performance. The dual-wall nasal pillows cushion provide a secure and gentle fit while the QuietAir vent technology diffuses exhaled air softly for a quieter, more peaceful sleep environment. The SpringFit frame in the AirFit P30i adapts to your face for a snug fit and easy to use headgear keeps the mask in place throughout the night.