Big Saving & Great Value: Name brand headgear straps are overpriced and need to be replaced every few months. The Airfit F20 headgear offers a cost-effective alternative. Ultra-Comfort Headgears: Made of premium elastic fabric to ensure comfort and softness. Fits comfortably to promote an uninterrupted, full night of sleep. Super Elasticity: The super elastic fabric headgear is designed to fit snugly on the head. The split back straps can be widened apart for a looser fit or narrowed together for a tighter fit. The gray side is worn facing out, with the blue side facing in, providing a smooth, comfortable feel. Durable to Use: Our headgear straps are soft, flexible, and pull-resistant. Made of premium nylon for long-term use. Extra material enhances durability. Includes 2 magnetic clips. Easy to Care: Straps are easy to clean with mild soap. Rinse thoroughly and allow to air dry weekly. Do not wash in a washing machine or dishwasher. Replace headgear every 36 months to maintain proper fit and seal.