Every bit of the Ultraboost design places the runner closer to Boost cushioning to maximize energy. Ultraboost Uncaged running shoes feature a cage-free adidas Primeknit upper with integrated support that delivers an energized push-off with each footstrike. Ultraboost Uncaged is designed with internal reinforcements that deliver flexible support and a lockdown fit.
ADIDAS ULTRABOOST ARCHIVE
Energy is more than mere fuel, it’s the creative power to imagine a better you. In 2013, we launched the technology that changed running forever. Comprised of thousands of energy capsules, Boost defined a new era of cushioning. Unprecedented, the Ultraboost became the first running shoe to deliver energy return with every step. The more energy you give, the more energy Boost brings to your life.