The Sidi Wire 2 Carbon is an all-new cycling shoe from Sidi. Featuring top of the line Carbon Vent sole, with a matt finish Microfibre Tech-Pro upper fabric. The Techno 3 closure system one on the side of the shoe and one atop the tongue ensure a secure fit with no hot spots, while the adjustable heel eliminates heel lift. The full carbon Vent sole features an adjustable and replaceable front vent and a replaceable soft heel pad. The sole is 3 bolt fitting only.