Crafted to perfectly complement the contours of a woman's foot, the revolutionary Ultra Boost X is engineered to deliver a highly responsive running experience, all while providing a snug, sock-like fit. The shoe boasts a flexible and breathable upper, made with moisture-wick yarn, featuring a stylish blend of Core Black, Running White, and grey Primeknit with stretchy stripes that envelop the foot, offering enhanced support and unrivaled comfort. Additionally, the Ultra Boost X features a white midsole, equipped with plush Boost cushioning, ensuring exceptional energy return with every stride. To top it off, the shoe's Continental™ rubber outsole exhibits superb traction in various weather conditions, providing runners with unparalleled stability and confidence, come rain or shine.