http://www.ulfbiotech.com/disposable-face-mask/ cheap Disposable Face Mask Features: Product Namethree layer disposable nonwoven civilian maskBrandULF SpecificationFor Adult 17.5*9.5cmCertificateISO, test report Main materialmelt-brown fabric 33%, nonwoven fabric 67%Executive standardChinese standard T/CNITA 09104-2020 ApplicationGeneral environment, daily preventionPackage50PCS/box Description: Disposable adult mask, three layer disposable mask, disposable mask, adult dust mask, dust mask. To prevent direct pollution of micro-dust, body fluids, particle. MThe medical face masks are mainly used for the protection of medical person
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