The North Face Men's Thermoball Hoodieutilises the breakthrough alternative to down for unwavering warmth, even when wet. ThermoBall insulation uses clusters ofsynthetic insulation to trap air in small pockets for tremendous warmth, mapped across the body for wrap around warmth.The ThermoBall Hoodieis lightweight, packable, and unlike regular down, it retains warmth in wet conditions. An agile and stylish choice for any adventure, be it snowy peaks or chilly cityscapes.