12 oz./yd (US), 20 oz./L yd (CA), 82/18 cotton/polyester. Silver Grey is 80/20 cotton/polyester. Oxford Grey is 78/22 cotton/polyester . Reverse Weave resists shrinking . Matching drawcord . 1x1 ribbed at underarm, sides and bottom band. 3 wide 1X1 ribbed knit cuffs. Pouch pocket. Embroidered C logo on left sleeve.