3M 8511 Particulate Respirators, N95, NIOSH Certified

3M™ 8511 particulate respirator 8511, N95, 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. Box of 10.