Check the listing for details. 45Pack Libre 3 Sensor Covers Waterproof Freestyle Adhesive Patches Libre 3 Hy.... Color: Blue, Condition: New. Listed at 14.00 USD. About this itemSKIN FRIENDLY: Our premium CGM adhesive patches are hypoallergenic, safe, latex-free and breathable with innovative medical grade material. Virtually painless removal and no sticky residue on your skin.Easy Application: diameter of this CGM patch is 6.5 cm. Libre 3 patches,easy to use with one hand,patches are much easier to apply.WATERPROOF LASTS 14+ DAYS: Strong and reliable with the latest premium adhesion. With overpatch, you can swim and do all water activities. It can last 14+ days and withstand over showers.No Hole Transparent Overlay Patch: Thin and clear soft diabetic sensor cover, invisible, suitable for both boys and girls, strengthen your sensor, no glue in the middle.