The Philips Respironics DreamWear Full Face Cushion ensures a snug and effective seal for the DreamWear Full Face CPAP mask. Available in various sizes, including Small, Medium, Medium Wide and Large, the cushion guarantees comfortable therapy. You can find the cushion in size Small on online retailers like Amazon or CPAP supply stores that offer Philips Respironics products. Just ensure to select the right size for a proper fit.