Scarpa Men's Mont Blanc Pro GTX Mountaineering Boot 100% Synthetic Imported Rubber sole Heel measures approximately 2" Platform measures approximately 1.00" Automatic and semi-automatic crampon-compatible Ribs technology evenly spreads lace tensions across the entire foot Micro pulley hardware provides an effortless closure Integrated gaiter with double snap closure keeps you prepared for all conditions Total traction sole offers maximum support and torsionally stability