Description
The adidas UltraBoost 21 Core Black fuses top-tier running technology with a sleek, all-black aesthetic that’s perfect for performance and everyday wear. Whether you’re logging serious miles or styling it for streetwear, this sneaker delivers unbeatable comfort, support, and visual impact.
The upper features Primeknit+ engineered mesh, offering adaptive support, lightweight feel, and breathability. Made with Primeblue, a high-performance recycled material that includes Parley Ocean Plastic, this shoe speaks to both innovation and environmental responsibility.
Equipped with an enhanced full-length Boost midsole, the UltraBoost 21 provides maximum energy return with every step. The redesigned LEP (Linear Energy Push) system increases forefoot stiffness for greater propulsion and responsiveness during runs or workouts.
Finished with a Continental™ Rubber outsole for unbeatable grip in all conditions, the Core Black colorway makes this version of the UltraBoost a go-to for athletes and minimalists alike.
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