Handy - Portable design, super easy to use and very convenient to wear. Our ear savers are washable and reusable. Small and lightweight. 17cm x 1.5cm Fits All - Provided with adjustments slots to fit different face sizes. Good elasticity for adult and kids mouth guards. You get 3 pcs for you and your close ones. High-Grade Silicone - composed of 100% high-quality silicone materials. Soft enough for better stretchability. Rubber-like texture to ensure the greatest grip that will hold and will not slip with good flexibility. Must-Have - The perfect accessory to any common facial protection equipment to reduce pressure and friction around the ears causing pain. Approved for everyone to protect themselves from mouth cover discomfort. Wide Adaptability - The mask strap extender will work well with many varieties of ear-worn safeguard gear on the market. Wear with comfort and protects the ear from pain.