Shimano SH-RC703 ShoeThe Shimano RC703 is a road cycling shoe that draws on S PHYRE fit technology from Shimano's pro level line. A low stack height midsole keeps the foot close to the pedal axle, and Power Zone lace guides reduce upper weight while directing closure tension toward the midfoot for a more stable pedaling platform. A synthetic leather upper with perforations increases airflow during sustained efforts. The surround wrapping construction accommodates a range