5.11 Stryke PDU Class A Twill Shirt delivers comfort, durability, and high-performance utility in any field environment. Crafted from our Flex-Tac mechanical stretch twill fabric, featuring triple-needle stitching, bartacking at key seams and stress points, and sturdy melamine buttons, this shirt is built to last. It's also built to work. The Stryke PDU Shirt offers a camera/radio loop, pass-through wire access, a badge tab, epaulettes and chest pockets with pen guides. The permanent creasing and zip closure means the shirt maintains a crisp, professional profile. UPF 50. Durable. Functional. Professional.