The North Face Thermoball Women's Full Zip Jacket utilises the breakthrough alternative to down for unwavering warmth, even when wet. ThermoBall insulation uses powered by PrimaLoft® insulation traps hot air for reduced heat loss and increased warmth. The ThermoBall® is lightweight, packable and unlike regular down, its retains warmth in the wat condition, Great for all your outdoor activities. The ThermoBall women jacket is highly compressible for easy carriage packs away into its own pocket. The North Face ThermoBall women's full zip been recommended activity hiking, skiing and also casual.