Polarn O. Pyret Pure Cotton Cargo Joggers (3lbs-24 Mths) - 18-24 - Grey - Available at M&S
These pure cotton joggers from Polarn O. Pyret are made for casual days. They're cut to an easy regular fit and are cuffed at the ankle. Patch pockets on the legs lend a cargo-style feel. A drawstring fastening provides flexibility, and there is button elastic inside the waistband so you can adjust the size as they grow.