Built to absorb, and make, an impact, the adidas x Ivy Park Ultraboost takes a celebrated adidas style and injects it with utilitarian swag and a touch of attitude. Energy-returning cushioning creates a sense of fluid motion for a smooth ride. A hook on the heel clips to your gym bag, showing off the bold style even when they're not on. Ultra-comfortable shoes made in collaboration with Ivy Park. Regular fit for convenient sizing. Lace closure lets you adjust your fit. Knit upper moves with your foot. Boost midsole cushions every step. Rubber outsole gives you reliable grip.