100% Polyester. Fabric: Brushed, Fleece. Design: Plain. 170gsm. Fabric Technology: Anti-Pilling. Embroidered Detail, Full Zip, Insulating, Lightweight, Logo. Sleeve-Type: Long-Sleeved. Neckline: Standing Collar, Zip Neck. Pockets: 2 Side Entry Pockets. Fastening: Full Length, Zip. 7-8 Years: 26 in. 15-16 Years: 36 in. 5-6 Years: 24 in. 14 Years: 34 in. 3-4 Years: 22.5 in. 11-12 Years: 31 in. 13 Years: 32 in. 9-10 Years: 28.5 in. 14-15 Years: 35 in. Ref: UTRG565