100% Cotton. Design: Box Logo, Raised Logo. Neckline: Crew Neck, Ribbed. Sleeve-Type: Short-Sleeved. Hem: Straight. 4 Years: 21 in. 6 Years: 26.5 in. 8 Years, 10 Years: 27 in. 16 Years, 14 Years: 34 in. 12 Years: 29 in. Ref: UTGT57606