4.5 oz./yd², 100% combed ring-spun cotton fine jersey, 30 singlesAsh is 99/1 combed ring-spun cotton/polyesterHeather is 90/10 combed ring-spun cotton/polyesterAll Blackout colors, Black Leopard, Blended Black, Blended White, Granite Heather, Storm Camo, & all Vintage colors are 60/40 combed ring-spun cotton/polyesterAsh and White are sewn with 100% cotton threadRibbed collarSelf-fabric shoulder-to-shoulder back neck tapeDouble needle coverstitch at sleeves and hemSide seamsEasyTear™ labelResponsible Supplier: this product was made in a facility that is OEKO-TEX certified.