adidas Ultra Boost ST Ltd Collegiate Navy AQ5557 Men Size US 。Condition: Shoes show signs of wear (Faint marks and wearon boost. Bottoms show wear around toe and heel.) Description: The ST edition of the Ultra Boost places a premium on stability, replacing the flexible lace cage of the Ultra Boost LTD with a fixed Three-Stripes element that connects to the eyelets. Sock-like construction of the standard Ultra Boost is swapped out in favor of a more traditional tongue. The Primeknit upper is dressed in multicolor hues, while the midsole is equipped with Boost cushioning. A padded collar and molded heel counter provide added support.