General description This set includes 5 disposable filters and 5 reusable filters specifically designed for 2 CPAP machines. The filters are made from a combination of plastic and filter cotton, ensuring effective air filtration. Technical specifications Type: Disposable filters and reusable filters Material: Plastic and filter cotton Package Contents: 5 x disposable filters, 5 x reusable filters Measurement allowed error: +/- 1-3 cm Usage Designed for air filtration in CPAP machines Applicable object: Air Other information Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product.