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.
These women's running shoes are designed for comfort and responsiveness. They have a Linear Energy Push system that increases forefoot and midfoot stiffness for an extra energy push in each step.
Responsive Boost cushioning returns energy to your stride. These shoes are made with Primeblue, a high-performance recycled material containing Parley Ocean Plastic and a minimum of 90% recycled material in total.
- Energy was just energy until energy met Ultraboost 21.
- Primeblue is a high-performance recycled material made in part with Parley Ocean Plastic.
- Temperature-independent cushioning provides maximum comfort and energy return in all climates.