Key Specifications/Special Features:
Product DescriptionName: disposable carbon filters mask,food industry disposable paper face mask,disposable surgical maskMaterial: PP+filter paper+PPGram :weight20g+20g+20g or as you wantSize: 17.5cm à 8.5cm Color: blue/white/green etcStyle: Earloop or Ties-onPercent BFEâ¥99%Package: 50pcs/box 40boxes/ctn