100% cotton lightweight flannel. Washed for softness. Snap front and cuffs. Snap-down collar and two snap flap chest pockets. Woven patch on left chest pocket. Leather HDMC patch on lower front placket. Black Label slim fit is designed to fit closer to the body with a cut narrower through the chest, slimmer through the waist and hem, and is slightly shorter in length than our standard fit.