Created by Vertbaudet, designed to be really hard-wearing & to offer maximum comfort! Little rascals & their mums will love these biker-style trousers! Indestructible canvas fabric, tested & certified by Bureau Veritas. Waistband is adjustable inside with elastic & buttons (with elasticated tab to conceal buttons: doesn't irritate your child & more practical for parents). Extremely hard-wearing press-stud fastening. 2 to 5 years: elasticated, adjustable waistband & mock fly. 6 to 14 years: flat, adjustable waistband & zip fastening Knees are reinforced by an inset panel. Reinforced at the hems. Seaming & topstitched details. Permanent creases on front & back. WHAT YOU NEED TO KNOWIndestructible trousers by Vertbaudet, the guarantee of a strong, practical & high-quality product! 53% cotton, 39% polyester, 8% polyamide.