high filtration efficiency. NIOSH approved as an N95 particulate respirator. Complies with OSHA regulations. Made from latex-free materials. May help provide respiratory protection against some airborne diseases! Quality products since 1927. Other Great Uses for N 95: Protects against non-oil containing dusts, fumes and mists. Filters out bacteria, pollen and other common airborne irritants. Ideal for sanding wood, plastic, drywall compound and painted surfaces. Also excellent for installing fiberglass insulation. -Mask N95 is approved by the National Institute for Occupational Health (NIOSH) as an N95 (95% filter efficiency level) particulate respirator. Meets or exceeds the NIOSH N95 standard recommendation by both the CDC and WHO for health care workers treating airborne diseases. It complies with OSHA regulations. First aid.