Usage Tips:Superior Flexibility & Durability: Made of durable and lightweight materials and advanced manufacturing processes, this premium CPAP tubing is very flexible, allowing you to move freely during sleep. Its sturdy construction ensures long-lasting use, providing you with reliable performance night after night. Odor-Free & Whisper-Quiet: Experience uninterrupted sleep with our odor-free CPAP hose. Made from premium materials, ensures a fresh and clean airflow. The smooth interior design minimizes noise, and ensures steady airflow, providing optimal airflow and a peaceful environment for comfortable sleep. Optimal Length and Diameter: The easy-grip 22mm connector creates a secure seal to prevent any air leakage and ensures a seamless connection to the machine and mask. The 6-foot CPAP hose provides freedom of movement during sleep, easy to install and remove. Universal Compatibility: Designed to work seamlessly with popular CPAP machines like for ResMed S9, AirSense 10 and 11, AirCurve 10, and most other CPAP machines and CPAP masks, providing a reliable replacement for your hose. No need for extensions or connectors, easy to install and remove, making it convenient for travel and cleans well. Unbeatable Value: As a cost-effective replacement part for CPAP supplies, our premium tube offers exceptional quality at a reasonable price. Colour:Gray Material:Plastic Size:1.8m Package Contents: 2x cpap tubing 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.