100% Polyester. Fabric: Birds Eye, Mesh Backing. Design: Contrast Panel. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Moisture Wicking, Quick Dry. Tearaway Label. 130gsm. Sustainability: Oeko-Tex Standard 100 Certified. Packaging: Polybag. Suitable for: Screen-Printing. 16 Years: 36 in. 4 Years: 26.5 in. 8 Years: 30 in. 12 Years: 33 in.