Waterproof & Sweatproof Libre 3 Sensor Covers (without sensors): With our CGM patch ,you can be free to swim, in the hot tub, and during sports activities Skin friendly: hypoallergenic, safe, latex free, breathable with innovative medical grade material. Painless to remove without leaving any residue No hole & no glue central: libre 3 sensors waterproof patch(6.5 cm diameter). It has been tested that these new design covers are much easier to apply Durable 14+ days: strong and reliable sticky with the latest premium adhesion. With this cotton patch, you can swim and do all water activities. It can last 14+ days and withstand over 14 showers Each pack under strict quality control team, plenty pack for continuous use. Detailed multilingual instruction also helps you successfully at your first use. You will love it Durable 10-14 days,Skin friendly,Waterproof & Sweatproof