100% Organic Combed Cotton. Fabric: Tubular. Design: Plain. Neckline: Crew Neck, Elastane, Ribbed, Taped. Sleeve-Type: Short-Sleeved. Hem: Twin Needle Stitch. Cuff: Twin Needle Stitch. Unbranded Size Label. Fit: Tubular. 145gsm. Sustainability: Confidence Textile, GOTS certified, Oeko-Tex Standard 100 Certified. 8-10 Years: 29 in. 4-6 Years: 26 in. 2-4 Years: 25 in. 6-8 Years: 27 in. 12-14 Years: 34 in. 10-12 Years: 32 in.