The S-P stands for speed
Premium materials, premium performance. Shimano's RC903 S-PHYRE road shoes deliver top technology and Shimano's stiffest carbon sole to make this the fastest road shoe around.

• Shimano's flagship road racing shoe, evolved with even greater comfort, less weight, and sleeker lines.
• Lightweight and breathable microfiber leather upper provides optimal fit and superior comfort throughout your ride
• Premium-finish heel cup with anti-twist stabilization secures optimal foot positioning for intense acceleration
• Sleek, low-profile crossover lacing pattern elegantly secures forefoot
• 360º surround wrapping upper creates a supremely engineered fit for all riders
• Dual low-profile BOA® Li2 dials allow quick and precise micro-adjustments
• Integrated seamless midsole and upper construction set a new level of fit, stability and lightweight performance