The product is made of tape-small synthetic clothing and passed the European standard 4, suitable for liquid spray protection and treated by ethylene oxide sterilization. This product is suitable for medical disposable protective clothing that provides medical personnel with blood, body fluids, secretions, particulate matter in the air, etc., which are accessible to medical staff at work. This product is a sterilized product and is prohibited from being used in a sterile environment after sterilization failure. This product is suitable for use in hospitals, health departments and CDCs for the prevention of infectious diseases, disease prevention, health and epidemic prevention. It is also applicable to the epidemic disinfection of poultry farming industry, social and commercial processing. This product has no flame retardant properties, please keep away from high temperature and fire source.