The Nike ReactX Infinity Run 4 enhances cushioning and energy efficiency with its ReactX foam midsole, offering 13% more energy return than previous versions. The Flyknit upper provides a breathable and supportive fit, while the rocker geometry ensures smooth transitions. Its durable rubber outsole delivers excellent traction for long-distance running. Designed for comfort and support, this shoe is perfect for runners seeking a cushioned, stable, and efficient ride.