As you slip away from the peloton, you might feel a little bad for some of the other racers. You can"t consider the Mavic Zxenon Women"s Shoes an unfair advantage, though. They have freedom of choice, too. Injected TPU Energy frame eliminates stretch for more direct power transferMavic"s lightest carbon fiber soleplate is ultra-stiffCarbon heel counter reduces heel slip and transfers energy better by eliminating heel flexAdvanced, lightweight closure system for a custom fit and greater ventilation for any foot