Saucony Men's Endorphin Speed 4

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. Lightweight and responsive:  Engineered for speed with a plush ride.   PWRRUN PB foam: Delivers incredible energy return for explosive performance.   Speedroll technology: Promotes efficient forward motion for faster paces.Winged nylon plate: Adds stability and responsiveness without sacrificing flexibility.   Breathable mesh upper: Keeps feet cool and comfortable during intense runs.