100% Polyester. Design: Crest, Geometric. Sleeve-Type: Short-Sleeved. Neckline: V Neck. Fabric Technology: DryCELL. 100% Officially Licensed. Sustainability: Made from Recycled Materials. 13 Years: 48 in. 9-10 Years: 40 in. 11-12 Years: 44 in. 7-8 Years: 36 in. Ref: UTGT61583