... needle punched clothAdvantages of en149 respiratory protection surgical mask:Conforms to international standard:EN149:2001 FFP1 ... hygienic, clean, environment friendly.Applications of en149 respiratory protection surgical mask:Chemurgical, Spray-paint/printing, Dyeing, Garage, ... , Insalubrious workshops, etc.Package of en149 respiratory protection surgical mask:20pc/box, 400pcs/ctnCarton size: 65 * 27 ...