Quick transitions can be the key to victory, which is why Shimano's triathlon-specific SH-TR51 Shoes have large heel straps and oversize, reverse closures. Further time savings are ensured by the rigid carbon-fiber soles that offer awesome pedaling power and excellent breathability thanks to the their functional vents. Plus, the seamless interiors and quick-drying mesh uppers keep you comfortable, even with wet feet and no socks.