Smart, Adjustable Design: These headgear straps are adjustable to suit various head sizes, helping ensure a secure fit with minimal air leaks. Designed for reliable performance, the straps maintain their position during use. Superior Comfort: Made from soft, stretchy, and skin-friendly fabric, these headgear straps offer enhanced comfort. The smooth texture helps reduce irritation, making them suitable for sleep in different positions. Compatible with F20: Specifically designed to fit F20 masks, these headgear straps provide a snug and stable fit throughout the night, serving as a practical replacement option. Premium Quality and Durability: The headgear straps are easy to clean—simply rinse under running water and air dry. They resist fraying, curling, shedding, delamination, and other forms of degradation with regular use. Color: Gray + Blue Material: Polyester Package Contents: 2 x CPAP Headgear Straps Note: The actual color may vary slightly due to lighting and screen settings. Size measurements may have an error margin of +/- 1-3 cm.