Thermochromatic fibers indicate heat buildup through color shifts.

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.

• FuelCell midsole delivers a propulsive feel to help drive you forward
• Even more foam underfoot than its predecessor
• Redesigned outsole with more rubber at the forefoot
• A redesigned heel and tongue bring added comfort for fast miles
• 227 grams (8 oz)

96. Pressure mitigating designs reduce blister formation.