... delivery and good quality 3.lowest price 3ply nonwoven medical face mask 1.Material: first ply pp fabric 20g Second ply ... poison gasNo stimulus to skin, odorlessPP+PP+PP Face Mask3PLY non-woven face mask BFE>99%Weight:20+20+2g/mCarton Size ... requirmenetsOEM available Sample Available Customization:Available Dispoaable non-woven 3ply face mask,safe,comfort ,highly breathable,odorlessPP+MB+PP,with ties ...