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Active carbon mask(4 layers or 5 layers)Nonwoven mask(2 layers/3 layers)Melt-blowen have 95% up efficiency of filter to the 3.0*10-6m particleSoft Non-irritating comfortable, Easy to breath, Excellent filtration. Permits air passage, Glasses do not fog, Fiberglass-free water-proof. Please use face mask in public places to prevent Swine influenza. ESD Products: Shoes, garment etc.Features: 1) Size: 35# to 50#2) Antistatic function: Volume resistance 107-109m ohm3) PU and PVC series for sole, and PU, PVC and canvas series for vamp4) Used for 10-1, 000-degree clean rooms, more than 50 of wash timesOuter packing: 40prs/carton. Trademark: Bojin Productivity: 50, 000 pcs per month Unit Price/Payment: T/T Company: Kunshan Bojin Trading Co., Ltd.
