Quality Material: The black and beige CGM Adhesive Patches for Dexcom G7 are made of cotton and the transparent is made of PU, these adhesive patches are latex free, durable and safe, provide nice protection for your sensors, leaving no residue on skin when not in use. For Dexcom G7 Adhesive Patches Waterproof Premium Transparent Patches for Dexcom G7 Hypoallergenic & Skin-Friendly Overpatch Pre-Cut Film Tape. 10/20/30/50 pices available for Replacement: with a package that includes 10/20/30/50 pices waterproof adhesive patches, users can rest assured knowing they have an ample supply to last them for an extended period, while the adhesive's waterproof and sweat proof properties firmly hold the sensor in place, even during intense physical activities. Easy to Use: our continuous glucose monitor patch is adhesive on the back, please peel off the pre cut back paper for an easy use by yourself, no need for other help. Reliable Adhesion: unlike other patches, our CGM sensor patches have no sticking in the middle, ensuring that the adhesive remains intact for the entire duration of wearing, which are designed for full protection and easier change in the case, precisely tailored for the ideal fixture of your sensor. Skin Friendly: the glucose monitor patch is soft and no smell, comfortable, waterproof and sweat proof, allowing you to confidently engage in various activities without worrying about detachment and making it suitable for most skin types, but people of sensitive skin should confirm before ordering.