product description:
NOSK filters out minute particles without interfering with your natural breathing. NOSK blocks hazardous substances, such as industrial dust, allergens, virus, airborne dust, pollen and more improving the quality of air that you breathe.
3 Layer SMS Filter (Spunbond + Melt blown + Spunbond)
NOSK is safe, drug, latex, adhesive, allergen free. NOSK is registered and listed with CE and FDA in USA. NOSK passed testing for harmful chemicals, compounds and elements from the Korea Environment & Merchandise Testing Institute.
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