Product Composition Hydrocolloid Dressing consists of an outer base material, a self-adhesive hydrocolloid matrix and a protective layer. The outer base material is a polyurethane film, the self-adhesive hydrocolloid matrix is ​​a pressure-sensitive adhesive and sodium carboxymethyl cellulose, and the protective layer is a release paper or release film. Intended Use is suitable for covering and caring for non-chronic wounds. Advertising Approval No. Su Zhiguang Shen (text) No. 290630-27977