BOOST midsole Lace closure Adidas PRIMEKNIT textile upper Regular fit Say hello to your new high-energy ride. From daily commutes to weekend adventures, the adidas Ultraboost 1.0 shoes power up your steps with endlessly-energizing BOOST cushioning. An adidas PRIMEKNIT upper wraps around your foot to enhance movement, while the Torsion System provides midfoot stability with every stride.