Universal Compatibility: Designed to fit a wide range of for ResMed CPAP masks, including for the Activa LT Nasal Mask, for Mirage-Micro, Mirage SoftGel, for Ultra Mirage, and for Ultra Mirage II. These headgear clips ensure a perfect fit, enhancing both comfort and stability during sleep therapy. Durable Construction: Made from high-strength, wear-resistant materials, these CPAP headgear clips are built to last. They provide a secure fit that maintains the effectiveness of your CPAP therapy, ensuring you get a good night's sleep without interruptions. Reliable Fixation: Keep your sleep mask firmly in place all night long with these headgear strap clips. They help reduce mask leaks and increase comfort, allowing for a restful sleep. Easy to clip on, they instantly upgrade the stability and security of your existing mask headgear. Easy Installation: These user-friendly CPAP replacement clips are designed for hassle-free attachment and removal, requiring no tools. They allow you to adjust the strap length easily, helping to extend the life of your headgear as the straps naturally stretch over time. Enhanced Comfort & Stability: Improve the fit and feel of your CPAP or sleep apnea mask with these essential accessories. The clips fit comfortably against your head, promoting an uninterrupted, full night of sleep. A perfect replacement for your CPAP machine's worn-out clips. Color: Black Material: plastic Package Contents: 2 Pack * Headgear 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.