100% Cotton Facemasks with our Facefit Nose Piece help with comfort and function. Great to help filter dust, dirt, smog, and more. 100% Cotton Face Mask. These Face Masks are "Non Medical". Our Products are not Manufactured in a 21 CFR 820 facility, nor have a 510(k) clearance. 100% Cotton Non Medical Face Mask Not Recommended for Surgical Settings Product is not guaranteed against antimicrobial, antiviral, infection prevention or reduction. Contact the FDA for approved Medical Use if Needed