Features: Waterproof and breathable, allows your skin to breathe freely while providing protection for sports sensors, keeping your sensor secure, comfortable, and practical. Easy to applyjust peel off the backing paper and stick it to any part of your body. Strong adhesion ensures it stays in place, even when showering. Made from waterproof fabric material, it fits snugly and comfortably, is gentle on the body and skin, and safe to use. Compatible with your sensor for use during running, mountaineering, and other physical activities. Designed to fit Dexcom G7 Sensor. Includes 30 or 50 clear adhesive patches, sufficient for multiple uses and various scenarios such as showering, swimming, and sports. Specifications: Material: Adhesive Sticker Quantity: 30Pcs, 50Pcs (optional) Color: Skin Color, Transparent, Black Note: Please allow 1mm variation due to manual measurement. Due to differences in monitor displays, the actual color may vary slightly from the image. Package includes: 30Pcs or 50Pcs Sensor Cover