The Columbia Whirlibird V (Plus Size) men's insulated jacket offers 3 jackets in 1: a warm liner with thermal reflectors for bonus warmth, a waterproof and breathable shell with sealed seams, or the combination of both. That's the versatility you get to stay warm, dry, and comfortable in fluctuating winter conditions. With its street-worthy aesthetics combined to its winter sports features, this insulated jacket with zip-in interchange system will deliver all the warmth and comfort you need when the degrees drop. You are ready to face winter, so is your jacket.