General description Enjoy a perfect night's sleep with our N20 Nasal Pillow CPAP Mask Compatible Headgear Strap. Designed to stand the test of time, this medium-sized strap provides superior comfort and support throughout the night. Technical specifications Color: Gray Material: Nylon Size: Medium Measurement allowed error: +/- 1-3 cm Installation Unhook the Nylon Buckle straps of your old headgear from the CPAP mask. Position the new headgear in the same manner. Align the hole at the back of your head and tighten securely to keep the CPAP in place. Usage Engineered for comfort with sturdy and breathable fabrics. Extra soft material ensures ultimate comfort throughout the night. Designed to withstand multiple washes without fraying or degradation. Other information Package Contents: 2 x headgear strap Note: Light reflection and different displays may cause slight color differences.