Adidas UltraBoost 21 Men's Running Shoe - Sonic Ink/Core Black/Screaming Green Size:10.5 UK Reflective tape helps enhance visibility

Reflective tape helps enhance visibility in low-light conditions

23% spandex

Quarter height

WRIST-BASED HEART RATE

Reflective details will help you to be seen when out at night and duller days and the small back zip pocket is perfect for keeping small items like keys secure

Adidas UltraBoost 21 Men's Running Shoe - Sonic Ink/Core Black/Screaming Green Size:10.5 UK Reflective tape helps enhance visibilityThe Adidas UltraBoost 21 Men'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 is