Features: Relevant size specifications: The sizes of the glucose monitor patch covers are approximately 3.15 x 3.15 inches/ 8 x 8 cm. This specific size provides natural movement of the patch. Please consider this size detail before making a purchase. Prudently designed: The waterproof adhesive patches is designed to serve many age groups, adults alike. It effectively withstands external and physical force and functions even when swimming, showering, or performing regular exercises. Specifications: Material: elastic cloth Color: multicolor Size: about 3.15 x 3.15 inches/ 8 x 8 cm Package includes: 50 x Adhesive patches for glucose monitor Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Our product is not suitable for sensitive skin. Test whether there is any allergy on a small part of your skin before use. Please stop applying if there is any discomfort. See general instructions for using a wound dressing. Directions