Asolo Khumbu GV Boot - Men's Synthetic Upper: Water-resistant suede mm 1,6-1,8 Lining: Gore-Tex Perfomance comfort footwear Lasting Board: Asoflex 00 MR Anatomic Footbed: Lite 2 Sole: Asolo/Vibram Ascent + dual density micro porous midsole + PU Anti-Shock insert