non woven mask    non woven mask,respirator,mouth-muffle Details:  1.Non woven Face mask (2ply,3ply,4ply) 2.BFE>99% 3.Weight:20+25+28gsm 4.Color:Blue,Green,White 5.Have CE,ISO and TUV Certificate Medical Face mask Disposable nonwoven 3ply face mask mouth-muffle  meterial: PP+MB+PP,with ties,17.5x9cm   Bacterial filtration efficiency(BFE%)>99% Company's logo can be heat imprinted on respirator  (masks) Various color aviable Latex free Fiberglass free Adaptable nose bar