100% polypropylene spunbond nonwoven fabric , microfibre melt blown non woven fabric

How thick is the fabric?

 Simply speaking,the thicker the spray coloh is ,the better the filtering effect is.

This is a doublelayer 50g  weight spray cloth.the original factory  is used  for up to n95 level,

so the quality is very good .

Again, you can split it up  and use it as two layers