Patches Sensor Covers Waterproof Protection Stickers Precut Clear Waterproof Adhesive PatchesNot stick with sensor: waterproof patch has no holes and no glue, designed with cotton protection sensor in the middle, so that the adhesive patch can make your sensor safer, beautiful and practical; Please note that the sensor is not included in the packageSafe material: each patch is made with no latex acrylic adhesive, so it is soft, thin, and able to dries quickly; With it, you can stretch and move with your body for maximum comfort and less irritation; Make sure the sensor is safe to use for each exerciseEasy to use: the waterproof protection sticker easy peel backing is split to make their application easier, simply apply the round tape to the skin and to the device to keep your sensor looking good with plenty of protectionColor: transparentSize: 11.4x8.1cmQuantity: 30pcsWarm prompt:1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering.2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding3. Only the above package contents, excluding other products.