Take on the winter chill in a vest designed to add some warmth to your life. Loose enough to layer, its synthetic fill adds insulation while Nike Therma-FIT technology helps manage your body's natural heat to help keep you warm in cold-weather conditions. On top of that, a water-repellent finish helps keep you dry. So zip it up, throw your hands in the pockets and get out there. Nike Therma-FIT technology helps manage your body's natural heat to help keep you warm in cold-weather conditions. Water repellent finish helps keep you dry in wet weather. Snap pockets let you keep your small items close—or keep your hands out of the cold.