... . Bandage-style, nose clip, so the face is more fitting for a variety of face.Advantages; ventilation, dust, bacteria filter, no ... practical, more safety and health.Scope; medical, anti-flu, avian influenza, swine flu prevention, anti-H1N1, food hygiene, electronics, dust-free ... establishments, etc. ~ We could provide you all kind of face masks as you looking, if you have interested please contact us ...