Hood: 60% Cotton | 40% Polyester. Shell: 100% Cotton. Back Body length (in): S = 30 1/4 | M = 31 | L = 31 3/4 | XL = 32 1/2 | XXL = 33 1/4 3XL = 34. Size: S - 3XL. Button closure. Two Buttoned Chest Pockets.