Designed to help provide respiratory protection for the wearer. As a disposable mask, it is composed of blue non-woven, meltblown non-woven and white non-woven, with three-layer structure. It is divided into sterile and non-sterile models. The product meets the technical requirements standard of medical surgical mask YY0469-2011, with great filtering effect(bactenal fil tering effi ciency not less than 95%), comfort and hydrophobicity, as well as great biological safety and non-toxic We have obtained the registration license of Chinese medical devices, passed the test of European Union EN 14683 standard and American ASTM F2100 standard and obtained the test report, and completed the CE certification exported to European Union and the FDA certification exported to the United States