Universal Fit: Designed for major CPAP models including AirSense 10, AirCurve 10, S9 series, and compatible with BiPAP machines. These filters provide a snug fit for both 22mm and 25mm tubing, ensuring a seamless user experience. Superior Filtration Quality: Made from high-grade pure cotton, these disposable filters effectively trap harmful particles such as dust and pollen. Replace every two weeks to maintain optimal filtration performance and fresh airflow. Enhanced Air Purity: Promote better sleep quality with high-efficiency filtration that captures dust, pollen, and other airborne impurities. Each filter delivers consistent performance for up to 15 days. Easy Setup & Improved Sleep: Simple slide-in design allows for quick and tool-free installation. Help protect your CPAP machine from debris, extend its lifespan, and enjoy uninterrupted, restful sleep with cleaner air. Color: Transparent & White Material: Plastic Package Contents: 10 x premium filter cotton 10 x universal inline CPAP filters Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual item. Measurement allowance is +/- 1-3 cm.