adidas 4DFWD 2.0 Shoes female adidas 4DFWD 2.0 redefines forward motion, combining the unique, groundbreaking innovation of a 3D printed midsole with a new upper construction and a Continental? outsole for extra grip. With every stride, the adidas 4DFWD midsole compresses forward, reducing braking forces and transforming the impact energy into forward motion. The result is a smooth ride with less stop-and-go pounding on pavement. The grippy rubber outsole provides traction on wet and dry surfaces to keep you going in all conditions, and the adidas PRIMEKNIT+ upper wraps the foot with a new fit that enhances movement. When you're running in low light, the reflective upper and midsole shine. Lace closure. adidas PRIMEKNIT+ textile upper. Impact-absorbing structure. Forward-angled lattice.