Equipped with middle strong per-tensioning, they are ideal for those climbers who are on their way to advanced level.Bi-Tension system - ensures excellent fitting Material: Microfiber / Synthetic Leather Breathable tongue - ensures pleasant foot climate Pull off loops - to easily take shoe on and off Sole: Vibram XS Edge - designed for maximum durability and grip Sole thickness: 3.5mmHeel tension: Slight / Medium Closure: Lacing Terrain: Vertical / OverhangWeight: 230gColour: Black / Yellow