Features: Product Name 5 layers disposable non medical particulate respirator KN95 Brand ULF Specification PFE鈮?5% Certificate ISO, test report Main material Melt-brown Nonwoven fabric Hot-brown fabric Executive standard Chinese standard GB2626-2006 Application General environment, daily prevention Package 10PCS/box (2bages*5pcs) Description: It is non medical particulate respirator锛宲articulate respirator KN95锛宲articulate respirator mask锛宒isposable particulate respirator锛孠N95 5 layers respirator face mask銆? KN95 mask is composed of the 5-ply fabric, nose wire and earloops. The body of the mask has 5 layers: 2 layer antibacterial nonwovens, 2 layer melt brown fabric, 1 layer hot-brown nonwoven fabric. Particulate filtration efficiency 鈮?5%, inspiratory resistance鈮?50Kpa. Mask is suitable for wearing in general environment, blocking the pollutants from mouth and nose. Ccomply with China's comply with China'sCC comply with Chinese standard GB2626-2006. The product is nonmedical. Test report: Workshop: Lab pictures Wholesale KN95 Face Mask website:http://www.ulfbiotech.com/kn95-face-mask/