... ,non-woven disposable medical face mask; 2,NELSON LAB,BFE>99%; 3,CE EN 14683 ... /pink/yellowSize17.5x9.5cm/14.5x9cmMaterial and weight20gPPx22gMBx25gPPStyleMedical, flat, ES purifying, active carbon, solid, cup, valve, spongePacking50pcs/box, 40boxes/ ... NONWOVEN PRODUCTS CO., LTD is specialized in non-woven face mask, cleanroom wiper, cleanroom paper (SMT), antistatic garment, antistatic ...