ResMed Mirage Quattro Cushion Replacement (with Clip)

Replacement and only compatible with Mirage Quattro masks, they are not compatible with Quattro FX masks. The Mirage Quattro uses four different frame sizes; therefore the ExtraSmall cushion/clip will only fit the ExtraSmall mask, the Small cushion/clip will only fit the Small mask, the Medium cushion/clip will only fit the Medium mask, and the Large cushion/clip will only fit the Large mask.