The adidas Ultra Boost 4.0 Gray (Women's) is designed to blend comfort, style, and functionality into the form of a women’s running shoe. The upper of the shoe features a PrimeKnit construction, offering a snug and adaptive fit. The brand’s renowned Boost technology is employed in the midsole, delivering responsive cushioning. Other features include a durable, Continental Rubber outsole for traction, a standard lacing system, and a TPU heel counter for enhanced stability. The iconic 3-Stripes pattern appears on the shoe’s sides, while embossed branding on the lateral heel nods to the heritage of the Boost line. What our experts feel is the most standout feature of the adidas Ultra Boost 4.0 Gray (Women’s) running shoe for women, however, is the solid gray colorway that gives the shoe its sleek and modern aesthetic These shoes originally retailed for $180 when they were first released on November 28th, 2017.