The UltraBoost 1.0 'Bluebird' is a collaborative effort between adidas Consortium and Engineered Garments. It showcases a captivating Primeknit upper in a striking royal blue hue, perfectly complemented by white accents on the laces, sockliner, and Three-Stripes branding. To ensure utmost comfort, the shoes are equipped with a full-length Boost cushioning unit. Additionally, the presence of a stylish gum outsole adds an extra touch of visual and functional appeal to this remarkable footwear.