Built to conquer any season the Endorphin Speed 4 is more than a race-day shoe. It's equally capable during long, moderate training sessions and sprints to the finish. Thanks to the "just right" combination of winged nylon-plate, SPEEDROLL technology and PWRRUN PB foam, this lightweight running shoe provides the perfect balance of support, rebound and forgiveness.
Features & Benefits
- Smooth SPEEDROLL technology for effortless speed, smooth turnover and propulsive forward motion
- PWRRUN PB foam is a true unicorn, offering the best combination of cushioning and energy return of any foam on the market
- Re-engineered winged nylon plate provides reinforcement while maintaining flexibility