You won't miss out on a brisk race day experience. Your legs won't want to stop running. New: Double damping system. Structured sole with grooves. An even better racing upper. New insole. Fast SPEEDROLL technology effortlessly accelerates you and moves you forward. The proven carbon plate ensures exceptional rebound and flawless impact. The innovative, race-ready design features a silk lining and integrated tongue for a snug, secure fit. Slip into our newest SRS (Super Responsive Sockliner) insole. TECHNOLOGY racing model cushioning: PWRRUN HG/PWRRUN PB insole: SRS (Super Responsive Sockliner) drop: 8mm (39.5/31.5 mm) WEIGHT men 212g