Strap for Nasal Mask: Replacement headgear compatible with nasal CPAP masks. Size: Standard (Medium) Comfortable: Made of sturdy, lightweight, breathable soft fabric. Features a stretchy and smooth interior surface, along with durable nylon hook-and-loop straps to securely hold the mask in place. Enhances comfort for better sleep. Durable: Washable and reusable. Resists fraying, curling, shedding, delamination, and other forms of degradation. Convenient: Simply unhook the old headgear straps from the mask and attach the new one. Position the strap at the back of the head and adjust for a secure fit. Note: This listing includes the CPAP headgear strap only. The mask and other accessories are not included. Color: Grey Material: Polyester Package Contents: 1 × CPAP Headgear Strap Note: Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.