1st ply: 25g/m2 spun-bond PP 2nd ply: 25g/m2 melt-blown PP (filter) 3rd ply: 25g/m2 spun-bond PP Feature: High BFE/PFE, Adjustable nose piece, Elastic earloop Packing:50pcs/box, 2000pcs/carton Box Size(50pcs):19×10×7cmBox Weight: 180g/box Carton Size(2000pcs):52×40×30cm We have CE, FDA certificates. |