N95 Particulate Respirators N95 single-use masks help keep both patients and healthcare workers protected against transfer of microorganisms, body fluids, and particulate materials that cause infection. The N95 Respirator meets CDC guidelines for TB exposure control, ensuring superior protection. Molded face masks are made of soft, cool material for increased comfort and have flared edges to fit all facial contours. N95 masks are fiberglass-free so you can breathe safe. Box of 20.