Core warmth is essential to overall warmth, and with the Marmot Jena Vest you can make sure you can layer for maximum impact in any temperature. Horizontal baffling has 700 fill power down with down defender to increase the lifetime of your vest. Polyester mini ripstop nylon fabric is DWR treated to combat wet weather. Zippered handwarmer pockets at side seam. Elastic drawcord hem. Full zip. Embossed lining. Regular fit.