Shimano SH-XC70 Mountain Shoe Black: Elite Pro XC Racing Custom-Fit. Focus on pedaling efficiency - expressed as "Power to the pedal". Thermoformable Custom-Fit insole with adjustable arch wedge provides support for the arch of the foot to optimize the heel stabilization (Heel Stabilizer). Shimano Dynalast keeps the foot in the ideal ergonomic position for an efficient pedal stroke. The specific for XC Race outsole is lightweight, ultra stiff and offers their low profile.