... .High rate of dust-proof 5.Strong antimicrobia Non-woven maskFeatures:Non-woven maskMaterial: Nonwoven fabric3ply face mask with ear loop and ... of dust-proof,filter bacterial.Apply to: Suitable for use in Electroinc, micro-electroincs, LCD hospitals, laboratories, industry, and agricultureStandard Color ... /8KGPackage:50pcs/bag,2000pcs/carton or as customer requesting. Non-woven Mask in Good Quality