Downhill riding presents a unique set of challenges when it comes to designing high-performance footwear. When crafting the TNT downhill mountain bike shoe, we focused on sport-specific, head-on problem solving. The result is unmatched protection, durability and comfort, designed around the premise of riding outside your comfort zone for extended periods of time. FEATURES Rubber Kinetics | DST 4.0 MAX GRIP Rubber Outsole. D3O High Impact Zone Insole Technology. D3O Asymmetrical medial collar protection. Custom-molded rubber toe cap and heel protection. Medial high-rise EVA midsole provides support and shock absorption. TPP medial midsole protector. Fully gusseted tongue prohibits intake of dirt and debris. Tech Fit.