Official Dealer of O2 Armor O2 Armor Sample Pack, includes 1 - Small 1 - Medium 1 - Large 1 - XL Product is designed for you to find your ideal size and to test the product to see if you like it before purchasing a 10 or 50 pack in your size. O2 Armor Concealed Nasal Filtration provides a convenient, comfortable, easy-to-use solution to block airborne pollutants when wearing a dust mask is impractical, uncomfortable, ineffective due to facial hair, or would prevent clear communications. O2 Armor is made from a medical-grade plastic nasal dilator that incorporates filter media from a leading manufacturer. Our filters effectively capture up to 99% of pollen, smoke, dust, lead dust, airborne sawdust, allergens, pet dander, mold, pollution, germs, and viruses measuring down to less than 2.5 microns (PM2.5) in size.
