Adidas UltraBoost 21 Women's Running Shoe - Core Black/Core Black/Grey Four Size:6 UK which tends to retain the

which tends to retain the sweat

It's cushioning and flexibility means it will energise and stabilise your running

Offset: 10mm (Forefoot: 14mm

knit elastic waistband has an internal drawcord for a personalized fit

With a waistband that has an external drawcord over covered elastic for a more custom fit

Adidas UltraBoost 21 Women's Running Shoe - Core Black/Core Black/Grey Four Size:6 UK which tends to retain theThe Adidas UltraBoost 21 Women's Running Shoe is the latest in a long line to use boost technology. With no EVA, the midsole is entirely constructed from boost, giving you the ultimate in cushioning and energy return. The new Torsion System provides a 15% increase in forefoot bending stiffness for a much more responsive run. The shoe is made with Primeblue, a high performance recycled material made in part with Parley Ocean Plastic. 50% of the upper