When you're ready to take your running to a faster level, the SONIC RA PRO combines a highly responsive, dynamic ride with just enough protection for hard surfaces, in a lightweight package built for speed.
Geometric Decoupling axis provides a balanced, effortless forward transition from contact to propulsion
Unique Vibe Technology midsole construction uses high-rebound EnergyCell+ and cushioning Opal compounds to preserve responsiveness and eliminate fatigue-causing vibration
Road-specific Sensifit™ uppers conform to the contours of your feet and gently secure them in place
Wet-traction Contagrip® outsoles provide grip in slippery conditions