Supplier: Medical face mask, 4 ply surgical face mask meltblown level 1,2,3 outermost layer: non woven fabric pp 2s 25gsm, middle layer: non woven fabric pp 2s 20gsm 25gsm, bacterial filtration layer: meltblown 20gsm, 25gsm, innermost layer: non woven fabric pp 2s 25gsm
bacterial filtration efficiency 95% to 98%
Services: Global wholesale