Designed for applications such as welding, soldering and other operations where metal fumes are present. Workplace applications include welding, brazing, soldering, torch cutting, and metal pouring, as well as grinding, sanding, sweeping, bagging and other dusty/hot operations. It features the 3M™ Cool Flow™ Exhalation Valve, cake-resistant filter media, nose foam, and fully adjustable noseclip and straps.