Thanks to its DWR coating, this polar fleece flannel is ready for those drizzly wet mornings. Part of the Adventure Division, the Furnace fuses polar fleece construction with the look of a flannel shirt, coating it all in a water-resistant finish. Polar fleece flannel shirt. Adventure Division. Chest pocket with flag label. Core (standard) fit. Mechanical stretch. Material: stretch polar fleece with DWR coating.