Continental Rubber outsole Lace closure Adidas PRIMEKNIT textile upper Adidas PRIMEKNIT textile upper These running shoes are built to keep you moving forward, whether you're new to running or have finished so many races you've lost count. The lattice design of the 3D-printed 4D midsole compresses with each step, reducing braking forces and transforming the impact energy into forward motion. The result? Smooth transitions and a unique gliding experience. The adidas PRIMEKNIT upper hugs the foot with a flexible fit that enhances movement.