We've upped the ante on layering solutions with Dickies Heavyweight Brawny Flannel. This rugged snap button closure work shirt provides unyielding warmth and long-lasting durability through a heavyweight cotton flannel construction that is reinforced at the shoulders, under collar, and ergonomic elbows. Dual chest patch pockets come complete with a pencil division as well as a hidden security chest pocket to safely store your valuables so you can focus on the task at hand.