The Jack Wolfskin Zenon Storm Down Jacket is a lightweight and natural down jacket for winter and autumn use. The exterior is made from a StormLock FlyGrid anti-abrasive fabric which protects the 700 FP 90/10 duck down filling. Capable of keeping explorers warm and comfortable on cold weather walks, The Zenon Storm is windproof and features an insulated hood and 2 hand pockets.