Designed specifically as a replacement for F40 mask, this package includes two headgear straps and four magnet clips, ensuring you have everything needed for a secure fit. Adjustable Comfort: Tailor the fit of your F40 headgear with ease using our advanced Nylon Sticker and magnetic clips. This design prevents air leaks and ensures the headgear remains secure throughout the night, enhancing your sleep quality without frequent readjustments. Skin-Friendly Material: Experience ultimate comfort with our headgear made from premium, , and stretchable fabric that feels gentle against the skin. It's ideal for patients, providing irritation-free wear in any sleep position. Optimized for F40: Specifically designed for F40, this replacement headgear enhances your sleep therapy by maintaining a comfortable and secure fit all night. It's an essential upgrade for anyone seeking restful sleep and effective management. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you Color:Grey Material:Nylon Package Contents: 2 * Headgear Strap with Clips 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.