Premium goose down and KJUS FAST Thermo Core stretch insulations work together to offer lightweight, intelligent warmth. Sewn chambers in a unique design create intriguing texture and efficiently trap heat. Stretchable panels under the arms and down the sides offer breathability and freedom of movement to go about your day. A water-repellent finish allows moisture to bead up and roll off, helping protect you from the elements. Layer this vest over a long-sleeve polo or light sweater for instant warmth that looks great on cool to cold days.