1) 2,3ply face mask available

2)Higer diltration efficinet reach 98%

3)Standard colors: wihte and blue

4) Material: PP nonwoven fabric and spunlace nonwoven fabric

5)Size: 175mm+/-5mm,depth 90mm+/-5mm

6)packing: 50pcs/polybag,1000pcs/ctn

7) Shipping: sea,air,courier

nonwoven face mask top quality. 99% protection H1N1.