Asolo Eiger XT EVO GV Mountaineering Boots - Unisex Black/Red 13. Shell made of different materials (Cordura-microfibre-fabric-non-woven-Gore-Tex Insulated Comfort Footwear) is light comfortable and protective with fast-lock closure. Six-layer carbon footbed offers the best support and stiffness. Microporous midsole and Vibram Litebase sole with Mont compound offers lightness grip and precision. Adaptable to automatic crampons. Specifications for Asolo Eiger XT EVO GV Mountaineering Boots - Unisex: Manufacturer: Asolo Gender: Unisex Age Group: Adults Color: Black/Red Weight: 25 oz Footwear Upper Fabric/Material: Hi Tenacity Nylon Schoeller Soft Shell Microfiber Insole Material: Carbon Fiber EVA Lining Material: GORE-TEX Outsole Material: Vibram Litebas TPU Crampon Features of Asolo Eiger XT EVO GV Mountaineering Boots - Unisex External gaiter: Schoeller soft shell Main shell upper: high tenacity nylon schoeller soft shell microfiber Lining: Gore-tex insulated comfort footwear Lasting board: Carbon fiber and cover in eva Anatomic footbed: rock memory Dual color microporous midsole TPU crampon attachments Sole: vibram litebase with mont compound Package Contents: Asolo Eiger XT EVO GV Mountaineering Boots - Unisex Asolo A01048-392-130: Eiger XT EVO GV Mountaineering Boots - Unisex Black/Red 13