The adidas Ultra Boost 4.0 Core Black arrives with a sock-like construction on a Primeknit upper featuring a two-tone black and white look. This sneaker by adidas boasts an adaptable all-black Primeknit upper that contrasts with the white boost cushioned midsole. It includes midfoot caging for support, a nod to the brand’s iconic 3-Stripes, and Torsion tech for arch stabilization. The design is completed with a black Continental rubber outsole for enhanced traction. First released on November 30, 2017, this shoe has an initial retail price of $180. The Adidas UltraBoost 4.0 is perfect for runners, combining style, comfort, and breathability. The Stretchweb rubber outsole provides the traction needed for each step, making it a reliable running companion.