Get an energy boost with a helping of stability with the adidas Ultraboost Stability running shoe. An engineered knit cage is designed to improve midfoot stability, and a Primeknit fitband across the forefoot helps lock your foot down to the footbed while retaining flexibility. Heel construction to enable free motion of the Achilies, moving with the foot. Rubber outsole for durability and with superior grip that adapts to your foot strike.