N95 Particulate Respirator blocks at least 95% of very small particles. They are extremely durable with a soft and comfortable inner surface, also have an adjustable nose piece and secured head straps to provide proper fit. These masks have a FDA 510(K) number for the medical market. The N95 Particulate Respirators are compliant to United States National Institute for Occupational Safety and Health (NIOSH) standards.
NIOSH Approval: TC-84A-5411
FDA 510 （K）：K020474
20 masks per box