Features: No hole - our freestyle libre sensor covers without hole and glue in the center so that the freestyle libre adhesive patches can keep your sensor much safer. Transparent,20pieces clear CGM patches which are invisible both suitable for girls and boys and keep your sensor look good. Waterproof, our patch for freestyle libre is waterproof,using our overpatch you are free to swim and all the water activities it can lasting to 10 days withstand for over 14 showers. Easy to stick - just tear off the backing paper you can use the sensor covers easily. Wonderful gift , it can be a sweet wondewful gift for your friend , family who need it. Specifications: Material:Patch Diameter:7cm/2.76inches Note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item. Package includes: 20 Pieces Freestyle Libre Adhesive Patches