Boy's Ultraboost 21 J White Running Shoes

These Ultraboost shoes are designed to deliver maximum efficiency for junior runners and they're built using recycled materials. An Adidas Primeknit sock upper offers stretchy support while the Linear Energy Push system adds rigidity in the midfoot and forefoot. The S-curve heel eliminates slip and the signature boost midsole returns energy with every stride. This upper is made with prime blue, a high-performance recycled material containing at least 50 percent Parley Ocean Plastic.