We took our best-selling Yukon and crafted an upgraded DRI DUCK POWER MOVE version for the guys that reach and swing on the job. Built with exaggerated articulated elbows, a Flex Action double bi-swing back and underarm gussets for superior ease of movement. Find unbeatable warmth on the inside with a soft, warm upper back panel that moves with you and an insulated, nylon panel to protect your lower back where warmth tends to escape. Complete with a three-piece hood and inside adjustable toggles, the windproof power of this baby is not to be questioned. Water-resistant in its own right as a Yukon, the Yukon Flex is built with Dry Duck Stretch canvas that provides water-resistance and stretch all in one. 8.5 oz., 59% cotton/39% polyester/2% spandex DRY FLEX canvas with water-resistant, DWR finish Brushed tricot inside upper body panel with 3 oz. polyfill insulation for warmth and ease of movement Quilted nylon inside lower body pane with 3 oz. polyfill and droptail for extra warmth Right chest zippered pocket and secure hand pockets Three-piece hood with scuba collar and an inside, adjustable toggle drawcord POWER MOVE features include: Flex Action back, Flex Action underarm gussets, and Flex Action articulated elbows Heavy-duty 2-way YKK metal zipper Storm cuffs DRI DUCK Men's Yukon Flex Power Move Canvas Jacket