Product Composition consists of plastic film, isolation liner, cleaning bag, non-woven fabric pieces, and support strips. Cleaning bags, non-woven fabric pieces, and support strips are optional accessories. This product is supplied in a sterile condition and has been sterilized with ethylene oxide. Single use. Intended Use It is used to stick to the surgical site during surgery to prevent infection of the surgical wound. Advertising Approval No. Su Zhiguang Shen (text) No. 270423-26676