Fda Nano Filter Mask, Airqueen (Medical)

The first Nano Filter Certified by US FDA as Surgical Mask Product : Nano filter surgical mask Price : FOB KOREA 0.5 $ (T/T) Payment terms : LC or T/T Country of Origin : South Korea Key advantage : Nano Filter Mask Made in Korea Excellent filtering performance than other KF94, USA N95, CHINA KN95 It is a nano-fiber mask, not a conventional MB-filter (Melt Brown non-woven) mask. Existing non-woven masks that collect pollutants through electrostatic methods reduce the filter effect when moisture occurs on the surface of the fiber, but nano masks filter pollutants through cracks that occur by closely arranging nano fibers. It is easy to breathe and has excellent durability.