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Ultraboost 21


MPN  FY0378

The latest edition of the legendary Ultraboost is here! Prototype after prototype. Innovation after innovation. Testing after testing. All in the hot pursuit of the pinnacle harmonization of weight, cushioning, and responsiveness. Ultraboost 21. Say hello to incredible energy return. Featuring the new Torsion System that provides a 15% increase in forefoot bending stiffness for a more responsive run. Get boosted today!

  • - Sock-like fit
  • - Lace-up closure
  • - Adidas Primeknit+ upper
  • - Textile lining
  • - Supportive heel counter
  • - Boost midsole
  • - Stretchweb outsole with Continental™ Rubber