100%  polyester   B Core moisture management fabric 3 ply Contains antimicrobial agent to control odor causing bacteria and does not claim to provide any antiviral or infection prevention/reduction or make any filtration claims Comfort anti chafe ear loops stretch 100% and hold their shape Middle seam contours and conforms to the face Extends up the nose for maximum coverage Durable lab tested fabrics hold shape and fit after wash Writable interior name bar for identification Washable/reusable CPSIA compliant  Sold individually em   /em div div div span style text decoration underline strong This product meets the following Sustainable Style subcategory /strong /span /div div br /div div Socially Conscious Manufacturing This product was made in a facility that has partnered with or is accredited by the Fair Labor Association /div /div /div