Fizik R1 Vento Infinito Knit Carbon 2 Shoe 42.5 Coral/BlackThe Fizik R1 Vento Infinito Knit Carbon 2 Shoe has a highly customizable fit with both 2 Boa Dials and a knit upper. The dual Boas allow for precise adjustments while the knit upper conforms to your foot shape. The R2 Outsole has a full unidirectional carbon sole with a stiffness index of 10 to maximize power flow from your legs to the drivetrain. Available in Black and Coral/Black.F2003425