The Westbrook Flannel Shirt is a men's casual button-up shirt from prAna made from a blend of recycled cotton and recycled polyester, featuring two chest pockets with button-flap closures and an interior stash pocket for security. Available in standard and slim fits and a variety of colors, the shirt is known for its lightweight, soft feel and is produced in Fair Trade Certified™ factories, making it a sustainable and comfortable choice for layering.