When you need a jacket that can conquer 8000m peaks, look no further than our Tripletherm™ Down Alpine Parka. The design utilizes Tripletherm™ technology to virtually eliminate cold spots for full-coverage warmth. The nylon shell is made of Pertex® Quantum Pro ripstop material that holds up to rugged terrain and extreme conditions while moving up the mountain. Ample storage is provided by easy-access secure pockets and an inner dump pocket to keep your alpine essentials close at hand.Tripletherm™ technology stacks the down baffles in a zig-zag pattern to provide continuous insulation that eliminates cold spots and mitigates down migration.