4.5 oz./yd, 100% combed ring-spun cotton jersey. Heather is 90/10 combed ring-spun cotton/polyester. CVC colors are 60/40 combed ring-spun cotton/polyester. White is sewn with 100% cotton thread. Relaxed fit. Ribbed collar and armholes. Flatlock side seams with CPSIA compliant tracking label. Front and back shirt tail hemline. EasyTear label. This product meets the following Sustainable Style subcategory - Socially Conscious Manufacturing - This product was made in a facility that is WRAP certified.