ResMed AirFit N30i Nasal Cpap Mask System Standard Starter Kit 63800ResMed AirFit N30i Nasal Cpap Mask System Standard Starter Kit 63800 Includes 3 cushions sizes SW(small wide), Small, and Medium Are you looking for a more comfortable nasal mask? Even though the most popular nasal mask is the Resmed P10 nasal mask, some people still want something better. The N30i is part of a newer generation of nasal masks. The Resmed N30i nasal mask fits just under the nose, just like the P10, but the hose connects to the top of