The Adidas Ultraboost 21 J Running Sneakers in White and Solar Yellow are designed for unisex kids in US size 5. Featuring a lace-up closure, maximum cushioning, and a rubber outsole, these athletic shoes are suitable for activities like walking, running, and school. With a synthetic lining and foam insole, they offer comfort and support for active wear during the summer, fall, and spring seasons. The colorful and sporty design of these adidas Ultraboost 21 sneakers makes them a stylish choice for casual and travel occasions in 2022.