100% Cotton. Fabric: Midweight, Pre-Shrunk, Weave. Design: Christmas Hat, Printed, Scribble. Characters: Grover. Fabric Technology: Breathable. Hem: Ribbed, Straight. Neckline: Crew Neck. Sleeve-Type: Long-Sleeved. Cuff: Ribbed. Tagless. Fastening: Pull Over. 100% Officially Licensed. S: 40 in. M: 44 in. L: 48 in. XL: 50 in. XXL: 54 in. Ref: UTTV20146