This is a brand new British military issue UBAC multi-cam (under body armor combat) shirt. It features a green Coolmax body which wicks away sweat while keeping you both cool and dry. The arms each have a pocket and are padded for protection. The shirt includes button cuffs and a 1/4 length zipper. They are treated with Permethrin to repel bugs. The treatment lasts under normal washing conditions for one year. This is the ultimate tactical shirt. We have one size available which fits both men's Large and XL comfortably. The chest measures 46".