Our company specializes in producing and selling all kinds of safety protection products, such as safety goggles, protective masks, protective glasses, safety helmets, safety shoes, face shield, protective gloves and other products, and supports sample customization. Closed protective mask A closed protective mask is a type of personal protective equipment (PPE) used to protect the wearer's face and eyes from harmful substances. These masks are widely used in a variety of industries and situations, including but not limited to: 1. Medical and health fields: In hospitals, laboratories and other environments, medical personnel use closed protective masks to prevent contact with patients' blood, body fluids or other substances that may carry infectious diseases. 2. Industrial production: In chemical plants, manufacturing factories and other workplaces, workers wear such masks to avoid inhaling toxic gases, dust or being harmed by splashing chemical liquids. &…