Unleash your best self every day with the New Balance FuelCell Rebel v4, the ultimate choice for comfort on every run. Experience the ultimate performance of the FuelCell Rebel v4 every day. Midsole As you run, the FuelCell foam incorporated into the midsole provides a lively and responsive feel. The foam consisting of TPU and EVA provides a high level of energy return with every step you take, the foam boosts you forward and is a true performance foam. Upper The Engineered Mesh upper provides flexibility and breathability in strategic places while giving the shoe a tighter fit in other places. The shoe is a little tighter around the midfoot for a secure and supportive feel. The shoe's gusseted tongue is attached to the upper on both sides, helping to keep debris out of the shoe and center the tongue. Outsole The rubber outsole of the shoe provides good grip and traction while running. Order and discover the versatility of the New Balance FuelCell Rebel v4 within a few days.