Take your daily runs to the next level. This next iteration of the adidas Ultraboost provides incredible energy return and responsiveness with the well-being of the earth in mind. The new adidas Torsion System provides a 15% increase in forefoot bend for a more responsive run. There’s 6% more Boost capsules for even more energy return. And the Ultraboost 21s are made with Primeblue, a high-performance recycled material made in part with Parley Ocean Plastic. Comes in a sleek color combo of carbon, black and Solar Red.
SKU FY3952
- Sock-like fit
- Lace closure
- adidas Primeknit+ textile upper
- Boost midsole
- Textile lining
- Weight: 10.9 ounces
- Midsole drop: 10 mm (heel: 24.2 mm / forefoot: 14.2 mm)
- Continental™ Rubber outsole
- Primeblue
- Imported
- Product color: Carbon / Carbon / Solar Red
