Ultraboost 20

Iconic Boost, signature energy return and a perfectly engineered fit.



“The UB20 was designed to offer runners a comfortable and energized ride over distance.”

Sam Handy, VP design, Running

An uncompromising mix of comfort, stability and energy return. Tailored Fiber Placement gives precise support. The Primeknit upper gives a snug fit. The 100% Boost midsole gives ultimate energy return.

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Ultraboost 20 is a symbol of adidas’ partnership with the International Space Station (ISS) National Laboratory— That's right, Ultraboost 20 is going to space. In the spirit of innovation, UB 20 is about to embark on a groundbreaking mission to the ISS’s orbiting laboratory, 408 kilometers above the surface of Earth. Together, adidas and the ISS National Laboratory will push the limits of possibility to empower the athletes of Earth.


Ultraboost 20 isn’t just a symbol of innovation. It’s innovation in action. The Boost midsole offers 20% more energy return compared to previous Ultraboost models with every step. Feel the precision thanks to Tailored Fiber stitching, a textile process that calculates yarn density to the millimeter. The motion weave midfoot gives UB 20 both flexibility and control for a comfortable run. The iconic heel frame offers support at launch and landing, making UB 20 too responsive for this world.


Decades of research and development has fueled the quest to create the perfect midsole. Boost is comprised of thousands of pellets bonded together using steam, this technology sets a new standard in the industry and is currently featured on more than 20 silhouettes, from basketball shoes to lifestyle sneakers to the unprecedented Ultraboost.

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