Perfect Compatibility: Designed specifically for Airsense 11, these premium CPAP filters a precise fit, enhancing your machine's performance and simplifying maintenance. Each filter is crafted for easy installation, offering a hassle-free replacement experience. Enhanced Air Quality: Experience the benefits of cleaner, healthier air with our ultra-fine filters. Engineered to trap microcontaminants more effectively, these filters are denser and thicker than standard options, providing superior protection against airborne particles and ensuring optimal air quality. Convenient and User-Friendly: These filters are tailor-made to fit seamlessly with your for Airsense 11, making replacements quick and effortless. The design focuses on user convenience, allowing you to maintain your CPAP machine with minimal effort and ensuring continuous, effective operation. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:White Material:cotton Package Contents: 120 x filter Only 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.