This shirt is your perfect adventure attire. Omni-Wick technology, vented back and HIDDEN pocket for your keys. Lightweight, easy to pack and a fun color, what more could you ask for in a hiking shirt. Gently Used. Shoot me a comment if you would like more information, more pictures or a photo of myself wearing any item :-) Shell: 100% Supplex(R) Nylon Lining: 57% Recycled Polyester, 43% Polyester Approx Measurements Chest: 20 inches Shoulder to Bottom: 25 inches