Push your pace daily. WHY YOU'LL LOVE IT: • Smooth SPEEDROLL technology is effortless speed and addictive forward motion you can rely on daily • Energy efficient PWRRUN PB technology features superfoam cushioning that snaps back • Improved design has zonal engineered mesh and integrated tongue for a connected, secure fit • Step into our newest SRS (Super Responsive Sockliner). We dare you not to bounce • Re-engineered Plate- Vertical reinforcement to add torsional rigidity, while maintaining flexibility through the forefoot. KEY DETAILS Best For: Race Run/Speed Run Cushioning: PWRRUN PB Sockliner: SRS Offset: 8mm (36/28 mm) Weight: Men 8.2oz (233g) | Women 7.2oz (206g) US Sizes: Men 7-13, 14, 15 | Women 5-12 Women's Saucony Endorphin Speed 4