Name:KN95 masks( no breathing valve ) Specification : C-Ear Loop Standard : GB 2626-2006 EN 149:2001+A1:2009 Certificate : CE(NB2163)&FDA( EUA) 5ply face mask Non woven 30g/hot air cotton35g/Meltblown25g/ Meltblown25g/non woven70g Packing : 10pc/bag,500pcs/carton Mask size : 160cm*105cm Carton size : 55cm*38cm*27cm Net Weight/carton : 4.13kg