Enhanced Nighttime Security: Our upgraded magnetic headgear clips feature stronger magnets and improved positioning, specifically engineered to prevent detachment during sleep. This ensures a secure fit throughout the night, providing an uninterrupted and comfortable therapy experience. Universally Compatible with Masks: Designed to seamlessly fit N20, F30, F30i, and F40 masks, these clips are perfect replacements for lost or worn-out clips. There's no need for a complete headgear overhaul when you can simply replace what's needed. Quick and Easy Mask Disconnection: Featuring a quick-release design, these clips allow you to effortlessly detach your mask from the headgear. Ideal for simplifying nightly routines, making adjustments, or taking brief pauses—all without any hassle. Simple, Tool-Free Installation: Attach these clips quickly and securely to your headgear's lower straps and snap them onto your mask frame. Adjust the strap tightness to achieve a comfortable fit, all without the need for additional tools or complicated setups. Color: White & Blue Material: Plastic Package Contents: 4 Pairs * 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 to appear slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.