Wholesale Disposable Protective Mask Description of : Item3 layers Disposable protective mask MaterialFrom the outside to the inside(Totally 3 layers)锛?/p> 1st layer: 25g PP non-woven 2nd layer: 25g melt-blown 3rd layer: 25g PP non-woven ColorWhite, Blue Mask weightAbout 3g/pcs Size14..5*9.5cm Layer3 layers Package50pcs/box, 40box/carton,2000pcs/carton Company Profile: LINYI ZHONGPING INC is...