Lumber Jacket in NavyHeavyweight Sherpa Fleece for Total Warmth. Made with the proven quality of Rainbird fleece garments, this hardworking classic combines a velvet soft outer fleece with a bonded high pile sherpa lining for ultimate warmth and comfort. Designed to keep you looking sharp and feeling focused, its the kind of winter fleece jacket youll reach for on crisp mornings, chilly evenings and everywhere in between.