This mask is recommended for powders and fumes containing substances such as microorganisms, marble, plaster, titanium oxide, steatita, rock wool, wood, detergents, textile fibers, spices, salt, feed, etc. Protects against dust that can cause lung diseases. In particular, protect against coal powders, silica, cotton, iron mineral, graphite, kaolin, zinc, aluminum. Protects against harmful powders such as asbestos, bauxite, coal, silica, iron and against toxic powders such as manganese, lead and chrome. Extremely light and compact to give the user the greatest possible comfort. It offers a complete vision range without interfering with other eye or ears that users must use. Low breathing resistance to reduce user fatigue risk and add additional comfort. Filters last up to 5 years and can be easily replaced.