These U.S. Municipal BDU Shirts feature ripstop cotton, intended to enhance operational comfort in hot weather environments. Straight (non-slanted) BDU-style pocket layout. Ready to keep all your gear organized and in easy reach on the trail. Cotton ripstop for long-lasting outdoor wear Full button front (4) button-flap pockets Button-adjustable cuffs Reinforced elbows Lay flat collar Machine wash and dry