Built to provide lightweight warmth, breathability and coverage in the elements, the Nike ACG Sierra Light jacket is ready to be put to the test. With light insulation and a soft knit liner, it helps keep you warm while allowing excess body heat to escape before you start to sweat. Features 100% nylon, ripstop fabric, PrimaLoft® technology, a stand-up collar, two zipped side pockets, and an integrated carabiner.