It’s pretty hard to beat (or beat up) the durable comfort and ease of our Burlington plaid flannel button-down. Merrell Opti-Wick fabric transfers moisture away from your skin and dries quickly to keep you comfortable. 76% polyester / 12% nylon / 12 % rayon flannel. Mesh-lined back yoke panel. Two-button closure flap chest pocket. Bias cut pockets add interest. No shoulder seam for comfort while carrying a pack.