Details About New Balance FuelCell MD-X

New Balance® FuelCell MD-X :: Brighten up every run with the lightweight FuelCell MD-X. Engineered for athletes competing in middle distance track races, the MD-X features an ultra lightweight engineered knit upper for ultimate weight savings. It's stacked with performance-driven technology such as FuelCell midsole foam and a carbon fiber plate to keep driving you forward no matter how far you go.