The women's Ultra Boost 4.0 in 'Core Black' combines both comfort and cutting-edge technology to enhance performance. This updated version of the iconic Ultra Boost silhouette features a sleek Core Black Primeknit upper with a stylish ribbed effect. With a molded Fitcounter heel, it allows for a wider range of movement, while the burrito tongue ensures a seamless and effortless fit. The sneaker is also equipped with a Boost midsole, delivering lightweight cushioning, and a Stretchweb outsole, providing an energizing fit.