DC boy's Globular t-shirt is made of 100% cotton. This shirt features comfortable regular fit, mid-weight fabric, center front graphic and crew neckline. Size S is suitable for age 9-10 (127-137cm height), M is suitable for age 10-11 (147-155cm height), L is suitable for age 11-12 (162-167cm height) and XL is suitable for age 13+ (173+ cm height). Material: Cotton.