Ultraboost 21 "Triple Black" FY0306

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.