Designed for performance walkers, this highly technical shoe offers anti-roll and lateral rigidity constructs, high rebound cushioning, and superior forefoot flex and stability. Design: A soft, breathable knit upper and a biomechanically designed footbed for comfort that keeps you in motion Built-in VIO MOTION Technology footbed featuring contoured arch support, with shock-absorbing cushioning, deep heel cup to provide stability, and forefoot flexibility The exclusive alignment technology balances the whole you