If you want to be warm with no bulk, then get the MARMOT Men's Echo Featherless Jacket - Lightweight Down Alternative Puffer Coat that's made of recycled nylon fishnet and 3M Thinsulate Featherless insulation. Regular fit. 3M Thinsulate Featherless insulation performs like natural down without the allergens. High neck and long sleeves with elastic-bound cuffs. Zippered front closure. If you want to be warm with no bulk, then get the Marmot Echo Featherless Jacket that's made of recycled nylon fishnet and 3M Thinsulate Featherless insulation. Regular fit. 3M Thinsulate Featherless insulation performs like natural down without the allergens. High neck and long sleeves with elastic-bound cuffs. Zippered front closure. Zippered hand pockets keep things secure. Adjustable drawcord hem keeps cold air out. Allover puffer pattern. 100% recycled nylon. Machine wash, tumble dry. Measurements:Length: 27.5 in.