We designed this protective and comfortable shell jacket to perform backcountry skiing and on rugged mountain treks. Our trusted 3-layer HELLY TECH PROFESSIONAL layer system is waterproof/breathable and windproof. The fabric has 2-way stretch for freedom of movement. A high collar with chin guard and tail drop deliver extra weatherproofing in changeable conditions. Ventilation zippers enable you to release heat when youre working hard. Additional mountain specific features include a RECCO transponder, a helmet compatible hood, pack compatible design and multiple pockets for gear.