Lemintae cpap hose plugs are specifically for Resmed Airsense 11 &10 ClimateLineAir, SlimLine tubing, and other cpap hoses with 22mm rubber cuff. It aims to prevent dust from entering the tube and keep the inner hose clean. The CPAP hose plug covers is made of a flexible silicone material that completely blocks the hose inlet. It can effectively prevents prevent dust, debris or anything else from entering the tube. Our sealing cpap tube lid can be used after the tubing is completely dry to avoid moisture build up and stay dry and clean during all day. Keep the hose dustproof more convenient. Designed with pull ring and swivel structure, the cpap tube cover cap is very easy to install and remove. It can ensure a tight seal without damaging the hose ends. This cpap tubes plug is compact and lightwight, very easy to carry. It is perfect to use on business trips or when traveling, avoiding contact with other items in the luggage.