When you want warmth that will hold up its end of the cold-weather bargain, the Yorktown Featherless Jacket brings the trusted performance of your outdoor shell to a city-smart jacket. This jacket is made with state-of-the-art 3M Thinsulate Featherless loose-fill synthetic insulation that matches 700-fill-down in warmth and remains water-resistant in damp, cold conditions. Sealed into Marmot's two-layer waterproof and breathable shell, this fully protective package features a variety of pockets, like a hidden flash pocket, and has comfortable additions like inner knit cuffs 3M Thinsulate Featherless Insulation Marmot MemBrain(R) 2 Layer WaterproofBreathable 100% Seam Taped Zip-Off Hood Flapped Cargo Pockets with Handwarmer Pockets Chest Pocket with Water Resistant Zips Hidden Flash Pocket Internal Zip Pocket Inner Knit Cuff Adjustable hook and loop closure(R) Cuff Elastic Drawcord Hem Fit-Regular Fit Main materials-Membrain(R) 2L 70% Nylon, 30% Cotton Twill 4.6 ozyd Center back length-31in Weight-2lbs 12.8oz (1270.1g) Style number-73960