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Ultraboost 21 Triple Black at Stadium Goods, the world's premier marketplace for authentic sneakers and streetwear. Fast shipping, easy returns.
The adidas Ultraboost 21 institutes another installment of the Ultraboost with a newer, sleeker, environmentally conscious silhouette. It features Primeblue yarn on the upper which is a high-performance sustainable material made from Parley Ocean Plastic. A thick, full-length black Boost midsole adds height to the adidas shoe, while a Continental rubber outsole rounds out the design. This colorway comes in Triple Black with a monochromatic look, complete with a matching midfoot cage, laces, heel counter, and tongue tag. Triple Black
