This 3L hardshell jacket is designed specifically for technical climbing and high-altitude mountain environments. eVent Blue Label waterproof and breathable technology, combined with fully seam-sealed construction, ensures dryness and breathability even in continuous rain and wind. RECCO reflectors enhance the chances of being located and rescued in distress while skiing. Horizontal Napoleon pockets are optimized for harness use, and built-in support foam strips at the hem maintain a stable and snug fit. High-strength fabric combined with a two-way underarm ventilation system provides both abrasion resistance and airflow during challenging rock climbing and prolonged high-intensity activities.