The Cushion for AirFit™ N20 Nasal CPAP Mask is a replacement nasal cushion for the AirFit N20 Nasal CPAP Mask. The replacement cushion is available in small, medium, and large. Choose desired size when ordering. This is a cushion for the AirFit™ N20 masks only. It is not compatible with any other mask. This is the cushion only and does not include any other items.