Built for speed over longer distances, the New Balance FuelCell SuperComp LD-X v3 is designed to help you stay efficient from start to finish. FuelCell foam delivers a highly responsive, propulsive ride, while the carbon fiber plate is tuned for optimal energy return during long-distance racing. A lightweight, breathable mesh upper wraps your foot for a secure, race-ready fit and allows for water drainage during steeplechase events. With four removable spike pins for reliable traction, this elite track spike is ready to perform at every level of competition.