The MAKRITE® 9500-N95 Respiratory Mask provides protection against particulates at a minimum of 95% filtering efficiency. It is approved by both US NIOSH and US FDA making it the gold standard for N95 respirators being used by medical frontliners. It is extremely durable with a soft and comfortable inner surface, also have adjustable nose piece and secured head straps to provide proper fit. These masks have a 510 (K) number for the medical market and can be used TB situations as recommended by OSHA.