Replacement Cushions for ResMed AirFit N30i Nasal Mask Size:Medium The product is designed to

The product is designed to be replaced on a regular basis to provide the best performance of your mask

Such a huge improvement over the crutches of the past

It also offers convenient offboard charging and folds effortlessly for transport

It is now washable and reusable saving you money and preventing bacteria from building up

under-the-nose full face cushion provides a secure seal without red marks

Replacement Cushions for ResMed AirFit N30i Nasal Mask Size:Medium The product is designed toThe Replacement Cushion for ResMed AirFit N30i Nasal Mask is the original replacement for your mask. The product is designed to be replaced on a regular basis to provide the best performance of your mask. Cushions available in 4 different sizes: Small, Medium, SM Wide, and Wide This cushion is only compatible with the ResMed AirFit N30i Nasal Mask. Returns on warranty issues only.