Adidas Firebird Trackpant updates the classic Originals track pant with stretch knit construction and signature side stripes. Designed for everyday athleisure, it delivers a comfortable, tapered silhouette and practical pocketing for on-the-go wear. Key attributes: Black | Cotton | Stretch fabric | Increased crease resistance | Elastic waistband with drawstring | Side slip pockets | Rear slip pocket | Elasticated cuffs | Side 3‑Stripes | Piping detail | Decorative topstitching | Dimensions & fit: Waist width: 33 cm (size S) | Hip width: 47 cm (size S) | Waist height: 34 cm (size S) | Leg width: 32 cm (size S) | Inside leg length: 85 cm (size S) | True to size | High-rise waist | Composition & care: 54% cotton, 43% polyester, 3% elastane | 100% polyester