... , hygienic, clean, environment friendly.Applications of 3 ply protective disposable medical face mask:Chemurgical, Spray-paint/printing, Dyeing, Garage, Mining, Factories of electronic ... , Disinfecting, Insalubrious workshops, etc.Package of 3 ply protective disposable medical face mask:20pc/box, 400pcs/ctnCarton size: 65 * 27 * 42cmAbout us:Dongguan ...