Built for speed, the New Balance FuelCell MD-X is engineered for athletes competing in middle distance track races. This carbon fiber packed racing shoe 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 help drive you forward.

• FuelCell foam delivers a propulsive feel to help drive you forward
• Bootie knit upper with strategic internal reinforcement for a lightweight sock fit
• Synthetic/mesh construction
• Full-length external carbon fiber plate with six built-in pins for superior blend of propulsion and traction
• Adjustable lace closure for a customized fit
•   124 grams (4.4 oz)