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Women's Ultra Boost X Shoes
A uniquely Stella version of the innovative Ultra Boost X runner.
- boost™ is our most responsive cushioning ever: The more energy you give, the more you get
- adidas Primeknit upper wraps the foot in adaptive support and ultralight comfort
- Free-floating arch under the midfoot; Heel cap for support
- Full-length ADIPRENE®+ helps absorb impact from heel to toe