Light and agile, these mountaineering boots are waterproof and crampon-compatible, making them the perfect choice for light mountaineering and technical routes. SPECIFICATIONS: Drop: 15 mm (Heel Stack Height 31 mm / Toe Stack Height 16 mm) Fit: Wide Gender: Male Made in: EU Shoelaces: Mountaineering shoelace Single shoe weight: 740 g (size 8 UK) Sole segment: Mountaineering - Crampon compatible MATERIAL: CSR: Fair Wear Foundation Footbed: MFF+ Insole: Bilight Midsole, Crampon Compatible, Stiff: Nylon + 27% Fiberglass Lining: GORE-TEX® Performance Comfort MIDSOLE: TPU Outsole: Vibram® WTC Upper: 1.8mm Nubuk, 360° full rubber rand, Highly wear-resistant fabric