3 ply Nonwoven Face Mask Tie-on 15 years manufacturer with ... by Nelson test Anti H1N1 flu 3-ply nonwoven face mask tie-on has high filtration efficiency 99.9 ... in two primary styles, ear loops using a soft bandelastic or with ties made from spunbond. Standard colors ... are white, green, blue, yellow, or pink.Soft, lightweight, Comfortable, odorless, Form fitting design, Fiberglass free, ...