Designed with both functionality and style in mind, the Unisex Ullr D Megahertz Puffy Jacket offers superior protection for cold days in the park. Featuring heavy blowable synthetic insulation, it ensures lasting warmth in sub-zero temperatures, while Life Pocket™ prolongs your phone's battery life, so you can stay in touch with friends. Ventilation zippers on the chest allow easy temperature regulation, making it easy to cool down as you work up a sweat. With waterproof 2-layer ripstop fabric and Recco® safety technology, this jacket combines rugged durability and comfort for long days at the resort.