Replacement Cushion for the NasalFit Deluxe EZ CPAP Mask. The NasalFit Deluxe EZ has a small surface area which minimizes facial contact to help you feel less confined during CPAP therapy, without compromising fit or performance. Cushions easily replace old worn out pieces to help create an airtight seal. Replacement Cushion made from soft silicon for optimum comfort|Easily replaces old worn out cushions|Helps to create an airtight seal for maximum efficiency of treatment