CPAP Full Face Mask cushions become worn out and ineffective due to normal wear and tear, oil from your face/nose, and tension. Medicare recommends replacing CPAP Full Face Mask cushions every 30 days.
Choosing the Right CPAP Cushion
Most CPAP mask cushion has a size mark or product number at the bottom of the cushion. Choose the right cushion compatible to your CPAP mask, or find your own mask product page, and click the "Parts" tab to find the right cushion.