- The Speed II Soles Are Fast Lightweight Shoes For Running and Have a Level 1 Rock
- The Upper Portion of The Shoes Are Made With Mesh
- The Speed II Soles Have Received APMA Seal of Acceptance promoting good foot health.
- This shoe is sized for Women
- The key to our innovative technology is our unique curved sole design and pivot axis. This design encourages a rolling motion from heel to toe with minimal bending of the foot, mimicking the natural movement.