100% Polyester. Design: Dotted, Name, Repeat Print. Characters: Mike Wazowski, Sully. Neckline: Crew Neck. Waistline: Elasticated. Sleeve-Type: Long-Sleeved. Cuff: Ribbed. Hem: Ribbed. Fastening: Pull Over, Pull-On. Contents: 2 Bottoms, 2 Top. 100% Officially Licensed. 7-8 Years: 26 in. 8-9 Years: 27.5 in. 3-4 Years: 22.5 in. 4-5 Years: 23 in. 11-12 Years: 31 in. 6-7 Years: 25 in. 5-6 Years: 24 in. 9-10 Years: 29 in. Ref: UTNS8736