Topo Designs Men’s Dirt Shirt in Clay. This is a discontinued product that’s hard to find. Thick, durable material made from stretch organic cotton for a casual look that performs well no matter the task. Features: midweight stretched twill, oversized BDU button closure and front cuffs, single chest pocket, and straight fit. Size: Medium Condition: Like new Material: 98% organic cotton, 2% spandex