100% Polyester. Fabric: Microfleece. Design: Plain. Fabric Technology: Anti-Pilling, Layer Lite, Lightweight, Moisture Wicking, Quick Dry. Chin Guard, Easy-Care. Sleeve-Type: Long-Sleeved. Neckline: Standing Collar. Pockets: 2 Lower Pockets, Zip. Fastening: Full Zip. 34in: 39.5 in. 2 Years: 27 in. 32In: 37.5 in. 5-6 Years: 30 in. 9-10 Years: 33.5 in. 3-4 Years: 27.5 in. 7-8 Years: 31.5 in. 11-12 Years: 35.5 in. Ref: UTLT314