1---Waterproof and sweatproof: Dexcom G7 sensor covers are 100% waterproof, be sure to use when in swimming, bathing and other water sports.2---10 days long stay: Strong adhesion Dexcom G7 sensor covers of perfect size will protect your sensor for at least 10 days. No loosening, no peeling You will no longer lose your sensor3---Skin-friendly: CGM adhesive patches are made of innovative medical grade material that is latex free and hypoallergenic, safe and friendly to your skin.4---Easy to use: perfect fit patch has been tested to be much easier to apply, even by one hand. 100% acrylic adhesive overlay patches for full protection and easy replacement.Material: cotton, spandex, acrylic, TPUProduct size: 7.3*8.2cmColour: black, white, khakiWeight: 30g (10pcs)