1.Medical mask for evaluating the bacterial filtration effiency.
98% bacterial filtration rate (BFE>98%)
Pass the requirement of EN14683 and other differential pressure,synthetic blood penetration and microcbial cleanliness test, which equivalent to US standard Level 2 .
2.Factory in CE approve list and have ISO-13485-2016.
3.Three-layer structure including Soft non-woven fabric, high quality melt blown cloth with electrostatic electret process.
4.Perfect mask can be used in home , congested airports , bus terminals, malls, parks , and busy city streets.