GORE-TEX PERFORMANCE COMFORT LINING: Breathable Gore-Tex liner allows your feet to stay comfortable in changing weather conditions. VIBRAM WRAPTHREAD COMBI SOLE: A lightweight Vibram sole and the new dual-density Bilight Technology midsole offer increased comfort during travel in mixed and technical terrain. LEATHER UPPER & FULL RUBBER RAND: 1.6mm suede leather with abrasion resistant fabric upper. 360° full rubber rand. 3F SYSTEM & ADJUSTABLE FOOTBEDS: The trademark SALEWA 3F System connects the instep area of the shoe with the sole and heel. MFF+ interchangeable footbeds adjust to the shape of your foot. IDEAL USES: Mountaineering, Alpine Climbing, Alpine Trekking, Glacier Travel. WEIGHT: 23.6oz./670g.