Designed for Perfect Compatibility: These ultra-fine disposable filters are precisely engineered to for Airsense 11 Series CPAP machines, including the AirSense 11 autoset. The exact fit ensures a hassle-free replacement, maintaining the efficiency of your CPAP therapy. Constructed with Premium Safety Materials: Crafted from superior woven synthetic material, these filters are chemical-free and safe. They provide exceptional performance and optimal air filtration, ensuring that your CPAP machine operates at its best. Advanced Filtration for Cleaner Air: Effectively capture fine particles, dust, pet dander, and other airborne irritants. These filters enhance your breathing environment, allowing you to breathe more comfortably and confidently with cleaner, fresher air.<br><br>Ease of Use and Regular Replacement: These filters are designed for quick and easy usage and replacement, supporting consistent CPAP therapy with . For optimal performance, replace the filters every two weeks to maintain cleanliness and extend the lifespan of your machine. Color: White Material: cotton<br><br>Package Contents: 40 * filter<br><br>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.