The New Balance FuelCell MD-X and the New Balance FuelCell SD-X have been in development for years and are the super spikes you’ve probably seen on the feet of athletes like Emma Coburn, Elle Purrier, and Jenny Simpson. Featuring a…
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The New Balance FuelCell MD-X and the New Balance FuelCell SD-X have been in development for years and are the super spikes you’ve probably seen on the feet of athletes like Emma Coburn, Elle Purrier, and Jenny Simpson. Featuring a…