• 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.