The Check Flannel combines classic good looks with an all-natural cotton, herring-bone twill that delivers warmth and softness enhanced by garment washing. Just finished some vigorous cross-country skiing and ready to relax at the lodge? The Check Flannel wouldn't say no. Twill Check Flannel 5oz., 100% Cotton. Dual chest pockets with button closure. Contrast twill tape at back neck. Shirt tail hem.