Peter Storm\'s Packlite Alpinist Jacket is a reliable and really lightweight down jacket for colder weather. Filled with a 90/10 duck down mix, with 700 down fill power, it\'s designed to keep your core nice and warm. It has a durable water repellent coating that will cope with light rain and snow showers, whilst the downproof fabric helps reduce overall feather loss. The jacket also compacts down really easily and can be stuffed inside its own pocket to a manageable size.700 fill down insulation Durable, water repellent finishClose fitting cuffsAdjustable hem drawcordZipped pockets