Specifications: 3 ply disposable face mask with earloop 1).Size:9.5*17.5cm 2).Material:18g PP +25g melting-blown pp+27gpp 3plydisposablefacemaskwithearloopISOCENELSONFDAapproval ·ISO13485:2003 certificated factory.The first layer is special processed anti nuclear radiation aluminum foil material which can prevent α nuclear radiation.The second layer is special processed anti nuclear radiation aluminum foil material which can prevent α & β nuclear radiation.The third high efficiency melt blown, BFE 99.9% at 3 micron, breathing resistance < 5mm H20.The last layer is unique surface water absorb with soft & thick lining.Suitable for 30~1000 km regions of nuclear radiation resist & radiation protecting, the removal the particles with nuclear radiation matter, organic vapor from polluted environment 1). nonwoven (surgical) face mask with earloops 2).Size:9.5*17.5cm 3).Material:18g PP +25g melting-blown pp+27gpp 4).Function:3-ply structure,effectively prevent from bacteria and dust,BFE>99%5).50PCS/BAG,2000PCS/CTN.SIZE OF THE BOX:18*10*7CM;CTN SIZE:52*38*30CM 6).CAPACITY:1000000PCS Per day 7).Certifications:CE&FDA&ISOThe face masks are made of special nonwoven materials. 3 ply disposable face mask with ISO CE NELSON FDA approval