The North Face ThermoBall Full-Zip Jacket - Women's

unctioning like down feathers, the tiny round clusters of ThermoBall spun polyester trap warm air, while softly conforming to your body's shape
ThermoBall retains 80% of its insulating power even when dampened by rain, humidity or sweat, so you'll continue to stay warm
ThermoBall insulation offers warmth equal to 600-fill-power goose down
Bound cuffs
Low-profile internal hem drawcord
Super-lightweight construction
Stowable in hand pocket