- Premium Cleanflow Technology: Our dual-filter system features a reusable black foam filter that effectively blocks large particles, paired with a white disposable ultra-fine filter designed to capture fine particles. Together, they ensure the cleanest air for your breathing needs. - Enhanced Lung and Engine Protection: These filters not only safeguard your lungs by trapping contaminants but also prevent dirt and debris from entering your engine, promoting longevity and efficiency in performance. - Perfect Compatibility: Our filters are designed to fit seamlessly with a variety of sleeping devices, including all M series models, PR System One series, and SleepEasy Machine. Enjoy a precise fit for optimal performance. - Practical Use Scenarios: - Ideal for nightly use in CPAP machines, providing cleaner air for a restful sleep. - Excellent for those with respiratory concerns, ensuring a healthier breathing environment. - Suitable for individuals in dusty or polluted areas, enhancing air quality during use. - Material and Performance: Crafted from high-quality materials, our filters are designed for durability and effective filtration, ensuring your air remains clean and safe for every breath you take.