The Fizik R1 Uomo road cycling shoes bring high performance and comfort to the dedicated cyclist. A rigid carbon fiber sole helps you power your bike with each pedal stroke, and the OrthoLite(R) foam and Podiaflex insole material along the footbed offer a custom fit. Features: - Materials: Kangaroo Leather/Nylon Mesh - Tongue: Pocket Construction - Outsole: Carbon Fiber - Insole: 3D-Flex Cycling Moldable Insole - Buckle: Hex/MC Carbon Fiber - Straps: Sail Cloth Resistant - Weight: 239 g. (size 43)