Fabricated with Adidas's signature Primeknit upper, these box fresh white UltraBOOST X sneakers have been designed for ultimate comfort and stability. Detailed with a STRETCHWEB rubber outsole and TORSION® SYSTEM between the forefoot and heel, these UltraBOOST X sneakers provide a striking twist on a conventional running sneaker. This item fits small, please select half a size up.