Description
Children's shoes adidas Ultraboost 21 J
Prototype after prototype. Innovation after innovation. Test after test. Join us in our quest to find the optimal balance of weight, cushioning and responsiveness. Ultraboost 21. Uncompromising energy return.
- Energy was just energy until energy met Ultraboost 21.
- Primeblue
- Lace-up closure.
- Textile upper.
- Boost midsole.
- Rubber outsole.
