The ST edition of the highly sought-after Ultra Boost prioritizes stability by replacing the flexible lace cage found in the Ultra Boost LTD with a dependable Three-Stripes design that connects to the eyelets. To further enhance stability, the familiar sock-like construction of the regular Ultra Boost is replaced by a more conventional tongue. The Primeknit upper comes in visually appealing multicolor options, while the midsole boasts Boost cushioning for exceptional comfort. To top it off, this edition features a padded collar and molded heel counter to provide additional support. Upgrade your running experience with the Ultra Boost ST edition!