KN95 high-efficiency face mask filtration level, the filtration efficiency is as high as 99%, and the 3D split arch frame is adopted. The filter material has a larger and more fully utilized area, so you can breathe smoothly even if you wear it for a long time.
5 layers, high efficiency, 2-star primary filter layer to filter droplets, dust, pollen, virus, pollutants, and a double layer of HEPA wave.
The 3D split top frame with a weight of only 6.4g uses high-density PE material as strong support.
The large-caliber cold-flow breathing valve with an outer diameter of 40mm* makes the airflow more smoothly. The 0.3mm" ultra-thin silicon-effect valve plate has sensitive rebound and high airtightness.
Extremely comfortable to contact with skin, good breathability.
Effectively prevent air leakage.
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Estimated delivery time 5-10 days
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