Disposable Medical Mask

product description     size17.5*9.5cm colorblue & white materialnon woven and melt blown fabric packing method20pcs/bag; 2000pcs/carton 1pc/bag, 50pcs/box; 2000pcs/carton standardtype i, ii, iir   > features   — 3-ply filtration system   non-woven outer layer + melt-blown fabric filter layer + skin-friendly non woven inner layers. breathable and comfortable, low breathing resistance   — comfortable earloop   comfortable elastic earloop, extra-soft earloops eliminate pressure to ears. you feel comfortable with periods of time usage.   — hidden nose straps   inset with bendable nose strips. freely adjust shape according to face shape.    — shield yourself   perfect when traveling through congested airports, bus terminals, malls, and busy city streets.