Cotton Dust Face Mask, available blank or custom designs available.
Breathable, Comfortable, Skin friendly
Anti-pollution, PM2.5, virus, cold, dust, pollen allergy
This mask blocks particulate matter of 2.5 micrometers or less in diameter (about 30 times lesser than the width of a human-hair strand). PM2. 5 particles are a complex combination of pollutants as dust, pollen, smoke and mist.
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