100% Cotton. Fabric: Midweight, Weave. Characters: Abby Cadabby, Big Bird, Cookie Monster, Elmo. Design: Printed. Fabric Technology: Breathable. Hem: Fitted. Neckline: Crew Neck. Cuff: Fitted. Sleeve-Type: Long-Sleeved. Tagless. Fastening: Pull Over. 100% Officially Licensed. S, S: 40 in, 40 in. M: 44 in. L: 48 in. XL: 50 in. XXL: 54 in, 54 in. Ref: UTTV20645