adidas Originals Firebird Track Pants - Boys' Grade SchoolThe adidas Originals Boys' Firebird Track Pant is a relaxed-fit, straight-legged pant that's perfect for exercise or casual wear. This pant is a perfect companion to the classic Firebird Track Jacket, or it can be just as stylish on its own. The shiny tricot outer layer and brushed, soft lining offers a sporty look. 100% polyester tricot. Imported.