The running innovations of Adidas have consistently found favor thanks to their style as much as their performance qualities, but even by their standards, the massive popularity of the boost cushioning system constitutes an instant smash hit.
The Ultraboost is a fully functional performance shoe for the neutral runner, but the comfort, support, and responsiveness have obviously proved popular in the casual sector as well. It isn’t difficult to see why. Being in tune with the latest fashions has rarely felt as good as it does with boost.
The Ultraboost X engineers the flexible, adaptive, responsive cushioning of the Ultraboost to a women's specific design and fit.