Usage Tips:Extended Use Assurance: This combo pack includes 6 waterless humidifiers and 24 filters, ensuring up to 12 months of reliable use with AirMini setups compatible with for P10, N20, and N30 cushions. Ideal for long-term maintenance of your CPAP device. Optimal Moisture Comfort: Equipped with (Heat and Moisture Exchangers), these humidifier cartridges deliver effective waterless humidification. They help alleviate dryness and enhance comfort in environments with dry indoor air or low humidity. Efficient Airflow & Filtration: High-efficiency filters capture airborne particles, maintaining fresh and clean airflow, thus supporting optimal performance of your CPAP machine and ensuring a smoother breathing experience. User-Friendly Design: Designed for simplicity, each and filter is easy to install without any tools, making them perfect for both home and travel use. Their compact size allows for effortless packing and minimal setup time. Color: As Shown Material: plastic Package Contents: 6 x waterless humidification pads replacement 24 x filter pads 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.