Asolo - Venture GTX (Elephant/Elephant) - Women's: Low temperatures, high performance. Lightweight and versatile, for trekking, light hiking, and leisure. 1.6-1.8 mm. suede upper. GORE-TEX Sierra inner lining. Asotherm insulating system that protects against the cold and provides maximum flexibility and comfort at the most extreme levels. Thermo Asoflex last. Lite 1 Thermo anatomic footbed. Asolo-Vibram Off Road outsole is a combination of rubber and EVA for grip, traction, and durability. Weighs 430 grams (1/2 pair, size 6.5).