Constructed with a streamlined, race-inspired mesh upper and bold midsole geometry, the Fuel Cell Rebel v5 is designed for speed. This lightweight sneaker features Fuel Cell midsole technology, combining PEBA and EVA foams to provide a responsive and energetic underfoot feel suitable for both steady runs and faster paces. propulsive feel rubber at the forefoot redesigned heel and tongue reflective detailing PEBA/EVA foam blend engineered mesh upper Fantom Fit upper