Tie-on face mask Non woven face masks disposable face masksTie-on face maskNon woven face masksEconomical, light and breathable. Non woven inner layer face masksFibreglass free face mask. Latex free fac mask. color:White, Blue, Green, pinkThree-layer non-fibre glass filter medium. Integrated nose bridge. Soft non-irritating bands. Soft non-woven material ensures comfort against the skin. Packing:50pcs per box, 20boxes per carton 50pcs per box, 40boxes per carton