N95 9822 Particulate Respirator Surgical Face Mask with Cool Flow Valve NIOSH-Certified Breathable and Comfortable for Blocking Dust Air Pollution Pack of 2

3M Cool Flow Valve technology for heat reduction and easier breathing
NIOSH approved: For at least 95% filtration efficiency against certain non-oil based particles like dust.
Custom Fit: Adjustable nose clip helps provide a secure seal. Cushioning foam for added comfort on the nose.
Secure Seal: Two-strap design with dual point attachment helps provide a secure seal.
APPLICATIONS: Bagging, grinding, sanding, sawing, sweeping, woodworking, and other dusty applications, as well as wildfire smoke inhalation.
Mzar N95 Respirator Dust Masks With 2 Filter, Anti Pollution Cotton Face Mouth Mask PM2.5 for Exhaust Gas,Pollen Allergy,Running,Cycling,Outdoor Activities, N95 Dust Mask Respirator(10pack )(delivery time is about 4-6 days ) Dust-Proof, Smoke-Proof, Bacteria-Proof, Multi-Layer Activated Carbon Mask, 95% Filtered by Safety Test