N95 Particulate RespiratorRecommended for aluminum industry and nuisance level acid gas relief. 3M™ Cool Flow™ Exhalation Valve is a patented one-way valve offering easy exhalation for cool, dry comfort. Cake-resistant filter media. Lightweight construction promotes greater worker comfort. Adjustable noseclip provides a custom fit, secure seal, and reduces the potential for eyewear fogging. Flame resistant outer shell. Protected Area: Half Facepiece; Resistance: Non-Oil Particulates; Suspension: Adjustable Strap; Usage: Aluminum Smelting, Paper Processing, Brewing Operations, Glass Etching, Chemical Processing; Wt.: 0.08 lb.