4.7-ounce, 100% cotton jersey, 60/40 CVC cotton/polyester (Heathers, Safety Green, Safety Orange), 90/10 CVC cotton/polyester (Athletic Heather), 98/2 CVC cotton/polyester (Ash), Seamless 1x1 rib knit collar with clean neckline, Shoulder to shoulder taping, Classic fit, Tear-away label