adidas unveil a fresh colourway of their uncaged high-performance runner, with its Primeknit upper punctuated with a flecked design. Responsive, supportive and flexible, the UltraBoost sole charges each and every step with its energy-returning technology, fitted with a sock-like upper to support the foots natural flex from heel to toe. The Continental™ Rubber outsole rounds off this runner with traction in all conditions. Primeknit Upper boost™'s Energy-Returning Properties SOCKFIT Upper Molded FITCOUNTER Heel TORSION SYSTEM® Continental™ Rubber Outsole STRETCHWEB Rubber Outsole Style Code: BA9797
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