Its interior surface rubber and/or acrylic adhesive based. It is covered with adhesive and sensitive against pressure. Has tampon in the middle and made by woven fabric and/or plastic film. Will be in different shapes like round, rectange, and square. It is a wound bandage including zinc oxide. It is rubber based and has adhesive property. Can be use many purposes. It doesn't prevent skin to get air. Its hydrophilic structure doesn't adhere to the wound so it absorbs the blood and prevents leakage. Occurrs a protection barrier on the wound.