100% Cotton. Characters: Amy Rose, Silver. Design: Printed. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fastening: Pull Over. 100% Officially Licensed. Contents: 1 Shorts, 1 T-Shirt. 7-8 Years: 26 in. 5-6 Years: 24 in. 6-7 Years: 25 in. 4-5 Years: 23 in. 11-12 Years: 31 in. 9-10 Years: 28.5 in. 10-11 Years: 29.5 in. 8-9 Years: 27 in. 3-4 Years: 22.5 in. Ref: UTNS9021