Perfect synthesis of technology, comfort and performance. It is the most versatile climbing shoe in the entire range because it is suitable for all terrains. The proven lacing system and the correct rigidity of the midsole offer the best compromise between sensitivity and grip. Upper: Suede calfskin, tubular construction. Midsole: LaSpoFlex 1.1 mm complete. Sole: Vibram® XS Edge 4 mm