Patrol Duty Uniform fabric benefits: Comfortable and breathable. Superior fade-resistance. Wash-and-wear fabric saves laundering costs. No dry cleaning. Bi-swing shoulders for full range of motion. 5.11?s patented hidden document pocket. Permanent creases. PDU shirts come with epaulettes, badge tab and a zippered front. Armpit vents, a mic-cord pass-through and adjustable cuffs.