Outfitted with patented thermal reflective technology and soft, ultra toasty synthetic insulation with microcell baffling seams, the lightweight, water resistant Columbia Men's Microcell Jacket supplies sleek protection from cold, wet weather in any season. 100% nylon ripstop shell is water resistant. Omni HEAT 100% polyester Thermal Reflective lining. 100% polyester insulation. Interiour security pocket. Zippered hand pockets. Drawcord adjustable hem. Modern, classic fit. Center back length: 28.