Description: High-efficiency respirator protects you from metal and chemical fumes as well as from common airborne particles. Dura-Mesh collapse-, heat- and flame-resistant shell and Softspun liner strike the perfect balance between space-age performance and old-fashioned comfort. Molded bridge and foam nose seal provide a secure, pinch-free fit. Exhalation valve minimizes carbon dioxide and moisture buildup. Adjustable straps. PVC-free.