Style: Button closure Material: 50% Cotton, 50% Polyester Action Henley: The classic top for every Prepared Professional. Wear alone or layered with a jacket for a casual, clean appearance with low-profile mission readiness features Vaporcore Weaponguard: Under layer regulates body temperature and dries rapidly Comms Loop: Organize and conceal wires and cords with a comms loop in the back collar E&E Storage: Conceal Escape & Evade equipment and other small tactical tools up to 2.25 inches long in 2 hidden mini stash pockets Comfortable Construction: Breathable knit delivers freedom of movement, with a 3-button placket and stitch less label to keep things comfortable while on the move