A Reusable Half-mask Filter for Respirators Gas Masks Used in Spraying and Construction Work To Prevent Dust Smoke and Chemicals

Good luck with your favorite purchasesHigh-concerned chemical : None Size : M Safety standard : GB2626-2006 Origin : China Mainland Protection class : KN90 Material : Non-Woven Model Number : Dust Certification : Noish,pse,KC,FDA,CE