5.11 Tactical Shirt is the comfortable, durable and functional choice of law enforcement, military and fire professionals. Ideal for both on and off-duty wear, the innovative 5.11 Tactical Shirts are the only tactical shirts in the world with 5.11s exceptional fit, patented hidden document pockets and unmatched heat management system. The Tactical Shirts have hidden button-down collar stays and a handsome, functional design offering a professional appearance that is also appropriate for casual environments. Stash airline tickets, maps, your cell phone or a small backup in 5.11s patented hidden document pockets located on the front chest of the 5.11 Tactical Shirts. Discreetly designed with a Velcro closure and one-handed access, the strong, roomy pockets work in tandem with 5.11 Undergear Holster Shirts. Overlaying the hidden document pockets are large, pleated patch pockets finished with Velcro. The left pocket incorporates a dual pass-through slot for pens, chem-lights and tire gauges. Two narrow pen pockets are placed on the left sleeve, for six pockets in all.Made of tough, 5.4-oz. cotton canvas, the 5.11 Tactical Shirts lets you work, play and travel in comfort and style. Triple needle construction, 26 bartacks in high-stress areas and reinforced anti-crack, anti-chip melamine buttons result in an amazingly hard-wearing shirt.In addition to its breathable fabrics and strategic construction, the 5.11 Tactical Shirts employ a 5.11s unique heat management system. A large cape-back with a tacked center point covers moisture-wicking Drilex material to efficiently vent and evaporate moisture around the clock. Stitched eyelets at each gusseted underarm further dispel heat and moisture to keep you cool. Both short and long sleeved versions are available. Accept no imitations or look-alikes. No other tactical shirts compare to the authentic 5.11 Tactical Shirts the global choice of true professionals. Tall sizes adds 2 inches to length