Giro prolight slx ii road shoes the giro prolight slx ii is a road shoe designed for pure performance the evofiber synthetic leather upper which moulds to fit your foot perfectly easton unidirectional carbon sole and titanium hardware combine to give a lightweight shoe that will transfer your power effortlessly to the pedals using the latest in fabric technology evofiber is exceptionally comfortable extremely durable and remarkably light evofiber repels water and offers increased breath