Comfortable Safe Materials - Made of natural cotton fabric. Lightweight, latex-free, hypoallergenic, breathable, stretchable, safe and comfortable for your skin. Practically pain-free removal with no adhesive residue on your skin. Waterproof and sweatproof - Fast drying, providing reliable protection during showers, running, and fitness exercises. Simply apply the adhesive patches to your Freestyle Libre sensor to stay active in all weather conditions. 10 or 20 Piece Adhesive Patches - Pack includes 10 or 20 strong adhesive patches. Each patch lasts over 10 days and withstands more than 10 showers, offering excellent value. Easy to Use - Compatible with Freestyle Libre 1, 2, 3, and Pro sensors. No glue in the center, preventing damage to your device. Just peel off the pre-cut backing paper and apply to your sensor for secure adhesion and continuous protection.