Women's ADIDASA(R) ULTRA BOOST ST :: Energize your every step while getting amazing stability and a super secure fit in the Women's adidasA(R) Ultra Boost ST. You gotta check out this first-ever multi-density boost(TM) shoe that delivers incredible stability in a progressive, more natural feeling way. You'll get unmatched energy return and superior cushioning from the full-foot boost(TM) midsole, and you're sure to catch a customized, locked down fit from the seamless Primeknit construction. Plus, count on this adidasA(R) Ultra Boost ST to give you the traction you need to hug every twist and turn of your run, complements of the new Continental Rubber Stretchweb outsole.