Features of the Salewa Men's Vultur Vertical GTX Boot 3D Lacing divides the lacing system into three indiviDually adjustable sections (forefoot, midfoot, cuff). This allows you to fine-tune and customize your Fit and find balance between comfort and Performance Climbing Lacing offers Climbing Lacing offers accurate adjustment in the toe-Area of your shoe, giving you more support and Performance when tackling Technical terrain The innovative multi-layer MFF+ allows for more customization on the forefoot by using two interchangeable layers to accommodate a greater range of foot shapes and sizes Overlap Tongue Construction provides perfect wrapping and superior comfort in the arch Area The Flex Collar increases the ankle's rear range of motion and comfort during descents, thanks to a curved shape that follows the plantar flexion of the ankle An ergonomic and sturdy Pebax Midsole, to match walkability and perfect compatibility with full-automatic crampons Waterproof Vibram Salewa Pro: A unique SALEWA / Vibram Outsole, with aggressive lugs that offer a new level of grip on mud and Snow. The Climbing toe profile offers a new level of edging Performance.