http://www.norrona.com/Products/3176-12/lyngen-lightweight-down750-jacket-w
Our lightest and most packable down jacket. A warm and comfortable insulation garment that can be worn by itself, or in combination with an outer jacket. Very high warmth-to-weight ratio with 185 grams of down distributed on 415 grams total weight (size large). Compress into a Packable Pocket™.