Smyths new Barbour half Zip Tyne super sweater in 100% chunky, knit pure Shetland wool in the excellent Derby Tweed colour, MKN0790KH71 is the warmest, superb "off-duty looking" mens pullover in the entire Barbour range. It looks both rugged and very classy, but for heat, and comfort this is premium quality at an affordable price. The inner collar can be worn up or down, open or closed and is fleece lined for extra softness and additional warmth.