"Spunbonded Non-woven Protective Layer
2wMelt-blown Static Cotton· Nano-fiber Membrane
Spunbonded Non-woven Supporting Layer- The filtration effeciency could be 95% and it could prevent 0.3um paticulate matter - 20 repeated usage - Individual package."
Supplier: Face mask(3 PLY Disposable Face Mask with Earloops for both Adult and Kids, Reusable KN95 4 Layers High Quality Mask), The Disposable Protective Gloves, Reusable Full Face Shield, Safety Goggles with clear Anti Fog Scrath Resistant, Frozen Seafood