The adidas Wmns UltraBoost ST 'Mystery Ruby' sneaker is a reimagined version of the acclaimed UltraBoost silhouette, boasting slight design modifications. Crafted with an ultralight and adaptable Primeknit upper, this running shoe guarantees optimal performance. The incorporation of a molded Fitcounter heel alongside a midfoot support panel and Torsion system enhances stability during your runs. Furthermore, the inclusion of dual-density Boost cushioning on the medial side ensures an energized and comfortable experience like no other.