100% Polyester. Fabric: Single Jersey. Design: Plain. Neckline: Contrast Collar, Crew Neck. Sleeve-Type: Raglan, Short-Sleeved. Cuff: Twin Needle Stitch. Hem: Twin Needle Stitch. Fabric Technology: Breathable, Moisture Wicking, Quick Dry. Contrast Side Panel, Tearaway Label. 160gsm. Sustainability: Amfori, BSCI, Oeko-Tex Standard 100 Certified, Sedex, WRAP Certified. 3-4 Years: 24 in. 9-10 Years: 30 in. 11-12 Years: 32 in. 13 Years: 34 in. 5-6 Years: 26 in. 7-8 Years: 28 in. Ref: UTPC7711