Engineered with direct input from law enforcement and tactical operators from around the world, the Long Sleeve PDU Rapid Shirt from 5.11 Tactical is an innovative new design that perfectly complements the use of an external vest carrier. Unique dual fabric construction, Toughened shoulders support an , external vest carrier, Agile lower body increases mobility, 65/35 poly/cotton twill upper, Moisture wicking, quick drying, 55/37/8 cotton/poly/spandex performance knit lower, Epaulettes, Imported