Information:Like your favorite woven dress shirt, this face mask has a level of refinement that suits corporate or team wear. An adjustable nose and center front seam provide a snug fit around the nose and mouth. Three-ply 55/45 cotton/poly poplin Non-medical Machine washable Adjustable nose for a secure fit and to help reduce fogged glasses Elastic ear loops with adjustable bead sliders 500 units per case (100 inner poly bags with 5 units each = 500) Non-returnable This product is not intended for use by health care professionals and is not intended as a replacement for personal protective equipment. This product makes no claims of antimicrobial protection, antiviral protection, particulate filtration, or infection prevention or reduction. This product has not been FDA cleared or approved.