ENERGY WAS JUST ENERGY UNTIL ENERGY MET ULTRABOOST 21.
Prototype after prototype. Innovation after innovation. Testing after testing. Meet us in the hot pursuit of the pinnacle harmonization of weight, cushioning, and responsiveness. Ultraboost 21. Say hello to incredible energy return.
Read our review here.
- Sock-like fit
- Lace closure
- adidas Primeknit+ textile upper
- Textile lining
- Supportive heel counter
- Boost midsole
- Weight: 10.9 ounces
- Midsole drop: 10 mm (heel: 24.2 mm / forefoot: 14.2 mm)
- Continental™ Rubber outsole
- Product color: Ice Purple / Cloud White / Rose Tone