STEP UP YOUR RUNS IN THESE ULTRABOOST 21 SHOES.
Prototype after prototype. Innovation after innovation. Testing after testing. Meet us in the hot pursuit of the pinnacle harmonization of weight, cushioning, and responsiveness. Ultraboost 21. Say hello to incredible energy return.
DETAILS
Sock-like fit
Lace closure
Adidas Primeknit+ textile upper
Boost midsole
Textile lining
Weight: 310 g (size UK 8.5)
Midsole drop: 10 mm (heel: 24.2 mm / forefoot: 14.2 mm)
Continental™ Rubber outsole
Primeblue
Color: Carbon / Core Black / Solar Red
HIGHLIGHTS
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.