3M Particulate Respirators with Cool Flow Exhalation Valve - 10 pack

8511 N95. When the job requires work around tiny particles, you and your co-workers will be protected with these lightweight respirators. Adjustable nose clip ensures a more secure seal against the face. At least 95% filtration efficiency when subjected to a 0.3m MMAD sodium chloride particle challenge. Lightweight construction helps increase wear time. Suggested for grinding, sanding, sweeping and other non-oil based operations. Suited for heat, humidity or long periods of wear. NIOSH approved for at least 95 percent filtration efficiency against certain non-oil based particles Features the 3M Cool Flow Valve M-Noseclip adjusts easily for fewer pressure points and greater comfort Braided headbands two-strap design with dual point attachment helps provide a secure seal Spacious and durable Designed to increase comfort and wearability Advanced Electret Media is designed for ease of breathing