Compatible with CPAP Machines: Specifically designed for S9 series, AirSense 10, AirCurve 10, and AirStart series CPAP & BiPAP machines. These ultra-fine filters provide a seamless fit and function, enhancing your device's performance. Advanced Filtration Technology: Experience high-level air purification. Our CPAP filters are made from premium materials that effectively capture dust and particles, ensuring the air you breathe is clean and free from contaminants. User-Friendly Design: Replace filters easily with our convenient replacement filters. Designed for simplicity, they allow quick disposal or installation without hassle. Enjoy fresh, clean air without chemical odors or irritants. Cost-Effective Solution: Maintain your CPAP machine efficiently with our value pack, offering a long-term supply of reliable filters to keep your device running smoothly. Enhanced Breathing Comfort: Breathe easier and sleep better with our high-quality CPAP filters. They help filter dust and particles, contributing to a cleaner breathing environment for more comfortable and restful sleep. Color: White Material: Cotton Package Contents: 40 x Filter Note: Only the items listed are included. Light reflection and screen settings may cause slight color variations between the image and the actual product. Measurement may vary by +/- 1-3 cm.