The FuelCell Rebel v5 was built to look and feel fast. With its streamlined, race-inspired mesh upper and colorblocking designs, the resulting silhouette boasts a modern style that inspires, surprises, and confidently stands out ahead of the pack. Incredibly lightweight, its blend of PEBA and EVA foams and considered midsole geometry provide a responsive and energetic underfoot, ideal for those miles you want to feel fast. Equipped with FuelCell midsole technology, this upbeat trainer can easily transition from long, steady runs to something swifter and more spontaneous. Design: Sleek, race-inspired mesh upper with bold colorblocking for standout style The updated heel and tongue construction improve comfort, especially during faster-paced runs An engineered mesh upper provides breathable support, while the FantomFit design ensures ultra-light bonded structure In-Shoe Comfort: It delivers a propulsive ride thanks to FuelCell midsole technology, helping to drive you forward with every step A blend of PEBA and EVA foams in the midsole offers lightweight cushioning and a responsive underfoot feel, ideal for both long runs and quick workouts Durability & Traction: A redesigned outsole with added rubber at the forefoot enhances durability and traction where you need it most Additional Details: The shoe is incredibly lightweight, weighing just 227 grams (8 oz), making it perfect for daily training without sacrificing speed 6mm heel stack of midsole + outsole (due to variances created during the development and manufacturing processes, all references to 6mm stack are approximate)