Suggested applications include welding, brazing, soldering, torch cutting, and metal pouring, as well as grinding, sanding, sweeping, bagging and other dusty/hot operations. Features the 3M™ Cool Flow™ Exhalation Valve, cake-resistant filter media, comfort foam faceseal (8212 only) and adjustable noseclip and straps. Flame-resistant protective layer is not a substitute for a faceshield. Meets NIOSH 42 CFR 84 N95 requirements.