100% combed ringspun cotton fine jersey, Ash is 99/1 combed ringspun cotton/polyester, Heather is 90/10 combed ringspun cotton/polyester, CVC colors are 60/40 combed ringspun cotton/polyester, Ash and White are sewn with 100% cotton thread, Topstitched ribbed collar, Shoulder-to-shoulder self-fabric back neck tape, Double needle sleeves and bottom hem.