Lead time: 1-3days for low quantity;
Materials:PP nonwoven&filter paper & ES cloth
Feature:High BFE/PFE,Adjustable nose piece,Elastic earloop
Size:17.5*9.5cm(adult)
Packing:50pcs/box, 2000pcs/carton;2000000pcs/20GP container
Box size(50Pcs):19*10*7cm;Weight:180g/box
Carton:52*40*30cm
Gross weight:8kg/ctn
How to wear?Open it ,the harder side is top,right cover your nose bridge;Press the plastic bar(the top) to fit your nose bridge.Make sure all edge is fit your face tight;How long would it last?
You dont need to change them often,if you just wearing it when commuting(may could use 1-3days);but if you work on outside and wearing it all the day,i would suggest you to change it every day