As fall moves over the northeast, bringing chilly winds and frosty mornings, bundle up in the Merrell Boys's Burlington Opti-Wick Flannel Shirt. With moisture-wicking performance and a back mesh panel that lets you play hard without getting clammy, this plaid polyester flannel button-down is Built for durable comfort. Slip on the easy Design and classic comfort of the Merrell Burlington Opti-Wick Flannel Shirt for men.