ResMed AirFit N20 Classic Frame quattro zippered pouch has ample room

zippered pouch has ample room to store cables

It must always be in place when your DreamStation Humidifier is in use

which sits up to bridge of nose

The built in humidifier with water chamber tub that sticks out on the side makes it easier to check your water level and refill as opposed to the prior model where a separate casing made you open the device to fill the water chamber or water level mark

Product Manual (English

ResMed AirFit N20 Classic Frame quattro zippered pouch has ample roomReplacement frame for the AirFit N20 Classic nasal mask. The AirFit N20 Classic mask frame is designed to help you move freely during the night to provide you with uninterrupted therapy.