REUSABLE DESIGN: Made from blended synthetic fibers, our foam pollen filters are designed to capture dust and pollen effectively. The ultra-fine polyester filters help trap smaller particles and assist in neutralizing odors for a fresher sleep environment. COST-EFFECTIVE SOLUTION: This package includes 2 foam pollen filters and 6 ultra-fine filters, totaling 8 pieces. For best performance, replace the filters every two weeks, offering a practical and economical option for CPAP device maintenance. PERFECT COMPATIBILITY: Specifically designed for the Dream Station 2 CPAP device, this filter kit provides a secure fit and reliable function. These filters support consistent airflow, helping maintain device efficiency and delivering clean air during use. SIMPLE MAINTENANCE: The filter material is securely attached to the frame, requiring no additional assembly. This design allows for quick and easy replacement. EASE OF INSTALLATION: To install, place the ultra-fine filter on top of the foam filter and insert them into the air inlet of your CPAP device. This setup helps promote clean and healthy air each night. Color: Gray Material: Plastic + Polyester Note: The actual product may vary slightly in color due to lighting and screen settings. This does not affect performance. Package Contents: 2 x Foam Pollen Filters, 6 x Ultra-Fine Filters Note: Lighting and display differences may cause slight variations in color appearance. Dimensions may vary by +/- 1-3 cm.