In collaboration with the international space station u.s. national laboratory primeknit 360 upper wraps the foot for targeted support boost cushioning offers endless energy return fitcounter molded heel counter for enhanced achilles movement torsion spring in the midsole provides support when you need it most stretchweb outsole with continental rubber offers durable traction on wet or dry surfaces depending on the colorway, iridescent boost midsole patch at the tongue with national lab x adidas branding the adidas ultraboost 20 is imported. lightweight, adaptive and high-performance, the men's adidas ultraboost 20 running shoes take space-inspired detailing to the next level. in partnership with the international space station u.s. national laboratory, the classic ultraboost 19 gets an out of this world update.