511 Tactical Shirt S/S - Cotton 71152 The 5.11 Tactical Shirt short sleeve Model 71152 is one of my favorite shirt for both the office and firing range. These shirt look sharp and have enough pocket space for to hold a plethora of gear. The 5.11 71152 has concealable chest pockets which are very useful. Cobra Tactical uses the 5.11 71152 as one of our company shirts.