Universal Fit: Designed for major CPAP models including for AirSense 10, AirCurve 10, S9 series, and compatible with BiPAP machines. These filters a snug fit for both 22mm and 25mm tubing, providing a seamless user experience.Superior Filtration Quality: Crafted from high-grade pure cotton, these disposable filters excel in trapping harmful particles such as dust and pollen. Replace every two weeks to maintain their high-efficiency filtration capabilities and fresh air flow.Enhanced Air Purity: Achieve better sleep quality through high-efficiency filtration that not only captures dust and pollen but also significantly reduces airborne impurities. Each filter maintains its performance for up to 15 days, promoting consistent air purification.Easy Setup & Improved Sleep: Effortlessly install these filters with simple slide-in and connect mechanisms. Protect your CPAP machine from debris, extend its lifespan, and enjoy uninterrupted, deep sleep with cleaner, fresher air.Color: Transparent & WhiteMaterial: plasticPackage Contents:10 x premium filter cotton10 x universal inline CPAP filtersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.