Asolo Manaslu 8000 GV Mountaineering Boots - Unisex Black/Red 8.5. The shell with the Step-In technology and double Winch lacing system is made with materials that guarantee lightness abrasion resistance and support. The inner boot with Recco Rescue System Technology created with materials that offer lightness and comfort and the quick lacing system guarantees maximum precision. The Vibram rubber sole and Vibram Mont compound in the front climbing area guarantees lightness grip and precision. TPU inserts for adaptability to automatic crampons. Specifications for Asolo Manaslu 8000 GV Mountaineering Boots - Unisex: Manufacturer: Asolo Gender: Unisex Age Group: Adults Color: Black/Red Weight: 44.1 oz Footwear Upper Fabric/Material: High Tenacity Stretch Cordura Neoprene Schoeller Soft Shell PU Rand Insole Material: Carbon Fiber Lining Material: Polyethilene Polyesterd Primaloft 400 grms Outsole Material: Vibram Betulla Vibram Rubber TPU Features of Asolo Manaslu 8000 GV Mountaineering Boots - Unisex Outer gaiter: high tenacity stretch cordura neoprene schoeller soft shell Gaiter lining: gore-tex extended comfort footwear Shell: Cordura laminated with aluminium film and polyethilene 3 mm Shell lining: polyethilene and polyester Inner boot: Cordura laminated with aluminium film + polyethilene 3mm Inner boot lining: primaloft 400 grms Lasting board: carbon fiber Anatomic footbed: manslu primaloft and no woven textile Sole: vibram betulla toe reinforcment in full vibram rubber Microporous midsole TPU crampon attachments Package Contents: Asolo Manaslu 8000 GV Mountaineering Boots - Unisex Asolo A01046-392-085: Manaslu 8000 GV Mountaineering Boots - Unisex Black/Red 8.5