Adidas
UltraBoost 21 M
UltraBoost 21 M
Regular price
£155.00
Regular price
£160.00
Sale price
£155.00
Unit price
per
Tax included.
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ADIDAS LEP
The new Torsion System provides a 15% increase in forefoot bending stiffness for a more responsive run.
INCREDIBLE ENERGY RETURN
6% more Boost capsules ready to explode with energy in each step.
PRIMEBLUE
This product is made with Primeblue, a high-performance recycled material made in part with Parley Ocean Plastic. 50% of the upper is textile, 75% of the textile is Primeblue yarn. No virgin polyester.
Dimensions
Dimensions
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_01_standard.jpg?v=1615887824&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_02_standard_hover.jpg?v=1615887824&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_03_standard.jpg?v=1615887824&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_04_standard.jpg?v=1615887824&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_05_standard.jpg?v=1615887825&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_06_standard.jpg?v=1615887825&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_41_detail.jpg?v=1615887825&width=1445)
![UltraBoost 21 M](http://www.runningfree.net/cdn/shop/products/Ultraboost_21_Shoes_Blue_FY0350_42_detail.jpg?v=1615887825&width=1445)