Features of non-woven face mask: material: 3plys, ear-loops; outer cover fabric:20g (100% pp spun bond) Middle filter medium:20g(Respirator Paper) reverse conver fabric :25g(100% pp spun bond); color: white/pink/blue/green ply type: 1py--4py,can be prouced as your require logo and picture: we can print logo and pictures as your require.