Material: 100% polyester durable ripstop fabric with high pile sherpa lining Ecostorm DWR Feature: Smooth fabric in sleeves make it easy to pull on/off Rib collar for ideal fit Two secure-zippered covered horizontal pockets and two open-angled hand pockets Rib finish sleeve cuff and bottom hem blocks the wind and cold [tabs][tab title="Size Chart"] Under Armour - Men's Size Chart Chest (in) Waist (in) XS 30-32" 26.5-27.5" S 34-36" 28.5-30" M 38-40" 31.5-33.5" L 42-44" 35-37" XL 46-48" 39-41" 2XL 50-52" 43-45.5" 3XL 54-56" 47.5-50" 4XL 58-60" 52-54.5" 5XL 62-64" 56.5-59" [/tab][/tabs]