3M 8210 N95 Respirators line meets Centers for Disease Control and Prevention (CDC) guidelines for protection against TB and is National Institute for Occupational Safety and Health (NIOSH) certified to have a filter efficiency level of 95 percent or greater against particulate aerosols free of oil. As the front lines of filtration, these Surgical N95 Respirators are also Food and Drug Administration (FDA) cleared for use in the OR during surgical procedures. N95 Mask features: NIOSH certified Not made with natural rubber latex Malleable aluminum nose wire Nylon/spandex elastic securement Model #8210 Though The Company is not an appointed 3M dealer, the masks You receive from The Company are supplied by 3M dealers.