Ultra Light Marmot Men's Nano AS Jacket, offered in GORE TEX Paclite fabric, is an evolved solution for long treks in spotty weather. 100% seam taped with an elastic draw cord hem and water resistant zippers throughout, the Nano is guaranteed to keep you dry without weighing you down. Pack pockets feature laser drilled pocket backing that enhances breathability. GORE TEX Active 100% nylon ripstop 3.3 oz. yd. shell fabric. Helmet compatible hood with moldable brim. Pack pockets with water resistant zippers. Asymetric cuffs with Velcro fastener adjustable closure. Elastic drawcord hem. Angel Wing Movement for full arm range. Athletic fit. Avg. wt. 11.6 oz. 328.9 g. Center back length: 28.