100% Cotton. Design: All-Over Print, Logo. Characters: Knuckles, Shadow, Sonic. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fastening: Pull-On. 100% Officially Licensed. Contents: 1 Shorts, 1 Sweatshirt. Waistline: Drawstring. 4-5 Years: 23 in. 5-6 Years: 24 in. 6-7 Years: 25 in. 7-8 Years: 26 in. 8-9 Years: 27.5 in. 9-10 Years: 28.5 in. Ref: UTNS8480