... protective or industry protective 4 ply face mask with ativated carbon fabric and CE certificationMaterial: nonwoven fabric Nontoxic, odorless, sensitivity and ... advantage as following:**Various mask can be supply,including face mask,Anti-Flu mask,disposable mask,non-woven face mask,particulate resirator.**Quality control ... ,Japan and so on. 4 ply FFP2 nonwoven fabric face mask with CE certification