Prototype after prototype. Innovation after innovation. Testing after testing. adidas meet us in the hot pursuit of the pinnacle harmonization of weight, cushioning, and responsiveness. Ultraboost 21. Say hello to incredible energy return.

-adidas Primeknit+ upper

-Lace closure

-Sock-like fit

-Textile lining -Boost midsole

-Stretchweb outsole with Continental™ Rubber

Style code: FY0379