Toxic Type Dust/Mist Respirator - This heavy-duty Respirator Mask provides greater protection from fine particulates.Toxic Type Dust/Mist Respirator features include: Anti-Bacterial Respirator Protection against particulate aerosols containing the following materials such as calcium carbonate, china clay, cement, cellulose, sulfur, cotton, flour, carbon, ferrous metals, hard wood, coal, iron ore, aluminum, free silica, bacteria, and mycobacterium tuberculosis (T.B.) Collapse resistant double shell withstands hot and humid conditions Fringe seal latex-free synthetic rubber head strap seals mask to face Contour design ensures compatibility of glasses/goggles and reduces fogging. Soft close-cell nose foam and adjustable nosepiece ensures custom shape and increases the worker comfort and acceptance NIOSH Order Qty of 1 = 1 Pack of 3 Mask Below is more info on our Toxic Type Dust/Mist Respirator