Extreme XCM 4

• Carbon XC 12 sole with an 100%-carbon-fibre insert in the pedal zone and a stiffness index of 12.0.
• TPU inserts strategically positioned on the sole ensure killer traction and abrasion resistance.
• A double SLW3 dial allows you to differentiate pressure across the toe area and top of the instep for an accurate comfortable fit.
• TPU anti-abrasion reinforcements on the upper provide the shoe with total protection.
• Regular Performance footbed for extra bow-arch support
• The mesh insert prevents overheating even in the hottest summer weather.
• Perforated upper for the utmost ventilation.