The adidas Ultra Boost 21 Core Black (Women’s) arrives in a black colorway with white accents on the sole. The adidas Primeblue material, which consists of recycled materials collected from the oceans, dresses the black mesh uppers of the shoe. While the toe box is breathable, the mudguard features a more solid construction than the vamp. The tongue maintains the mesh finish and features a dark grey emblem with three embossed stripes and the "adidas" brand name. A TPU panel in a grey tint with a laser cut design outlines the signature three stripes that cover the black textile surface on the side walls. The heel stabilizers also feature a plastic fortification with "ULTRABOOST" branding on the lateral side. Our experts love the adidas Ultra Boost 21 Core Black (Women’s) technology-laden sole. The white textures midsole features Boost capsules for superior energy return, while the forefoot outsole has a Torsion System for added comfort. This was released in women’s sizing on January 28th, 2021, for $180.