Healifty 20pcs CPAP Filters Disposable Universal Replacement Compatible for ResMed S9/S10

Recommended Replacement Schedule: It is advisable to replace 1-2 pieces of these filter pads every month to maintain their effectiveness and ensure clean air Quality Materials: Made from soft cotton, these filter cotton pads provide a gentle touch while effectively filtering particles Compact Size: With dimensions of 5.30*3.50*0.50cm, these filter pads are easy to store and fit seamlessly into your respiratory device Versatile Use: Ideal for facial cleaning, these cotton pads can be effectively used in various respiratory devices, ensuring consistent air quality User-Friendly Design: These filter cotton pads are easy to install, making them accessible for anyone to use without special tools