adidas Essentials Joggers Blue JV9841 Tracksuit for Kids This adidas tracksuit for kids is perfect for everyday wear. The pullover sweatshirt has snap closures up to size 86. Ribbed cuffs and hem. Elastic waistband with drawstring for adjustment. Elastic cuffs on the pants. This tracksuit has a classic cut. It's made of a soft, high-cotton fabric with synthetic fibers. Material: 70% cotton, 30% recycled polyester.