Push your limits with Puma Fast-R Nitro Elite 2 The Puma Fast-R Nitro Elite 2 shoes are the ultimate choice for the competitive runner who won't settle for less. Designed for race day, these shoes combine innovation and technology to ensure maximum performance with every step. Revolutionary Cushioning NITROFOAM ELITE technology provides unprecedented responsiveness and comfort, while the PUMAGRIP system ensures unsurpassed grip on all surfaces. PWRPLATE Power Plate The PWRPLATE, a precision-engineered running plate, offers support and power for more efficient running, turning each step into forward propulsion. Innovation in the Upper Lightweight ULTRAWEAVE material and PWRTAPE support combine for a secure, durable fit, allowing for exceptional performance without sacrificing comfort. Exceptional Sole The PUMAGRIP rubber sole not only provides exceptional traction, but also supports your efforts to take off stronger and more efficiently with every step.