Superalp GTX | Gore-Tex Mountaineering Boots | AKU Footwear。Gently used AKU Spider Kevlar GTX mountaineering boot . Developed in collaboration with the Ragni di Leeco mountaineering group. These boots are designed for extreme mountaineering,ice and rock climbing. Kevlar and microfiber upper. The lining is a gore-tex breathable waterproof membrane. the soles have vibram spider outsoles. suitable for step in crampons and designed for up to -25c. features an asymmetrical tongue to increase circulation and reduce pressure.made in Italy minor blemishes from use .