1.Material/Fabric :5 ply (100% new material)
1st ply: 50g leak proof Non-Woven Fabric
2nd ply: 40g Ethylene-Propylene Side By Side
3rd ply: 25g High Density Fliter Layer
4th ply: 25g High Density Fliter Layer
5th ply: 20g Direct Contact Skin Layer
2, Feature :
High BFE/PFE, Adjustable nose piece, Elastic earloop,5 ply material
3,Size For adults: 16×11cm
4,Payment ：T/T in advance
