The adidas Adicolor Firebird knit track pants revive a classic with retro flair. Made from smooth double knit fabric leaving a distinct textured finish, they feature a loose fit and wide mid-rise waistband for laid-back comfort. Signature 3-Stripes add heritage style, while zip pockets keep your essentials secure. A timeless look, reimagined for everyday wear with a relaxed, confident feel. 100% Recycled Polyester, Elasticated Waist, Side Pockets, 3-Stripes, Embroidered Branding, Product Code: JV7525, Adidas, Shop All Women's Trousers. Adidas Women's Adicolor Firebird Knit Track Pant Black/White. These track pants are made from recycled materials.