1. Self-adhesive, no trace of tearing and sticking hydrocolloid material, thickened core, invisible anti-wear 2. Free to cut, back mesh, easy to cut. 3. No traces of adhesion, can be used in many parts of the body. 4. Waterproof design, do not worry about touching the water problem. 5. Material: hydrocolloid 6. Weight: about 5.3g 7. Size: about 7.5/10cm