Wide version of versatile performance road cycling shoes for quick and easy installation. Asymmetrical overcurve upper, moderately firm R4 sole, and single Boa closure designed to fit a wide range of riders. Sole: R4 carbon injected reinforced nylon, stiffness index 7 (sole stiffness 7/10) Overcurve: Asymmetric construction that conforms to the anatomical structure of the foot Upper: PU laminated mesh upper Closing system: Single BOA Weight: 8.1 oz (232 g) (size42) Product color and size may differ from the actual product depending on your display type. Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of