adidas Running Shoes | Hiking Shoes^Ultraboost 21

Energy was just energy until energy met the new Ultraboost 21. Now the new version provides even more of its incredible return energy as well as its ultimate combination of weight, resilience and cushioning. 

Adidas UltraBoost 21 Junior Specifications

• Ultraboost 21 Junior model
• Part of the PrimeBlue-collection
• Sock-like fit
• Adidas Primeknit+ upper
• Boost midsole
• 10 mm drop
• Continental rubber outsole
• Favorite surface: Solid

Upper

The upper is designed in Adidas Primeknit+ which is part of the Adidas PrimeBlue collection featuring high-performance recycled fabric partly produced from Parley Ocean Plastic from the world oceans. This guarantees that you will be supporting a great cause when you buy UltraBoost 21.

Midsole

UltraBoost 21 is engineered with a Boost-midsole where 6% additional Boost capsules provide more return energy at every step. At the same time the new Torsion system which is 15% more rigid in the forefoot provides a more resilient run. 

Outsole

This shoe is designed with a Stretchweb-Continental rubber compound outsole providing a better grip and increased durability.