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 Strong Adhesive Patches - Pack includes 10 or 20 patches for extended use. Each patch lasts more than 10 days and withstands over 10 showers, offering excellent value. Easy to Use - Compatible with Freestyle Libre 1, 2, 3, and Pro sensors. No glue in the center to avoid damage to the device. Simply remove the pre-cut backing and apply to the sensor for secure, long-lasting protection.