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.

Details:

*Designed with Training and racing in mind
*Made for all season road running
*Traditional Lace
* Wet Traction Contagrip Outsole
* Geometric decoupling
* Blown Rubber
* EnergyCell +
* VIBE
* OPAL
* Sockliner closure to keep out pebbles, dirt, etc
* Molded EVA Cushioning
* Ortholite Impressions
* Welded sensifit
* Welded collar binding