The Whirlibird V Interchange Jacket - Big is built for mountain days that demand warmth, weather protection, and versatile performance in changing conditions. This adaptable 3 in 1 design allows him to wear the waterproof shell, insulated liner, or both together for customizable comfort from mild slopes to stormy summit runs. Omni Heat™ thermal reflective technology helps retain body heat while breathable construction keeps him comfortable through active ski sessions and cold chairlift rides. Thoughtful snow ready features like the adjustable powder skirt, attached hood, and underarm venting help block harsh weather while allowing airflow when activity levels rise. Multiple secure pockets keep essentials organized from ski passes to goggles and daily valuables. Designed for dependable comfort and reliable performance, this jacket is ready for everything from fresh powder mornings to icy winter commutes.