The XC60 shoe is a combination of value and performance. It is a very capable shoe for riders who expect a lot from their equipment. They feature a lightweight synthetic upper that has multiple 3D moisture control mesh panels to help your foot breathe and expel perspiration. The upper also curves with the sole for a perfect blending of upper/sole interface. The sole is constructed of rigid resin-carbon which is virtually flex free Three hole standard mounting pattern is used with some added vent holes Soft rubber heel adds a little traction while walking and reduces the wear on the sole.