adidas Tiro 26 Competition Training Pants for Kids, Black KA5134. These adidas kids' pants are perfect for training. The Tiro style is made from quick-drying, recycled fibers. They feature a slim fit with an elastic waistband and a drawstring. Zippered side pockets. Zippered leg openings. Formotion technology allows for unrestricted movement. Material: 100% recycled polyester.