NIOSH APPROVAL 84A-5411 The Makrite 9500 Comfort Series of NIOSH approved respirators is the “standard” for respirators. By far, this cone style of N95 mask is the most widely used mask in all work environments. These models have been designed to easily meet NIOSH’s stringent approval requirements for breathing resistance and filtration efficiency. The Makrite brand is known the world over for quality and reliability. With over 30 years of manufacturing experience, Makrite Industries is a trusted manufacturer of medical grade NIOSH Certified N95 masks. Cleared by the Food and Drug Administration for use as a Surgical N95 Respirator, FDA 510(k): K020474 NIOSH approved (number: TC-84A-5411) NIOSH approval letter NIOSH-approved vendor listing Approved by FDA for Surgical Use Urethane nose foam Elastic welded headband Adjustable nose clip Fluid resistant Filters out at least 95% of airborne particles, large and small