The adidas UltraBoost 21 'Grey Screaming Orange' sports a strikingly contrasting color scheme on its sock-like Primeknit upper, showcasing a two-tone knit design. To further strengthen the construction, the shoe is equipped with a semi-translucent midfoot cage and a molded heel counter featuring a gradient purple and orange finish. Designed for lightweight performance, the shoe boasts a full-length Boost midsole that not only offers exceptional comfort but also showcases an exaggerated heel curve for added style. Additionally, the midsole incorporates Linear Energy Push, a revamped Torsion system that aims to provide a more responsive and energized running experience. This pair has been meticulously crafted to deliver both performance and visual appeal.