3D solid cutting design--fully fit the facial contour without a sense of bondage, effective isolation of pollution; high filtration efficiency, dustproof and breakable, skin-friendly but not stimulating. Specification Product Namedisposable surgical face mask Materials:spun-bonded non-woven fabric, melt-blown non-woven fabric, ear-loops and nose bridge bar Weight:20g+25g+20g Style:With ear loops Filter Efficiency:BFE鈮?8% PFE鈮?0% Color:blue, green Size:17.5X9.5cm Sterilizationno Certificate:CE, SGS, FDA OEM/ODM Serviceavailable Packing & Delivery Packing:10pcs/pkt, 5pkts/box, 48 boxes/CTN Delivery:depend on the order Shipping:by Air, Sea or Express (DHL, FedEx, UPS鈥? Payment:T/T, L/C at sightFace Mask website:http://www.way-hang.com/face-mask/