100% Cotton. Characters: Rex. Design: Stripe Detail, Text. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Cuffed Ankle. Fastening: Pull-On. 100% Officially Licensed. Contents: 1 Pants, 1 Top. Fit: Regular. Please Note: Avoid Direct Contact With A Naked Flame, Keep Away From Fire. 3-4 Years, 4-5 Years: 25 in. 5-6 Years: 26 in. 6-7 Years: 27 in. 7-8 Years: 28 in. Ref: UTBI56384