Our team worked hard on designing this "perfect" fit T-shirt for toddlers and kids. No more baggy youth T-shirts that you see elsewhere. This T-shirt fits like a glove, is soft and your child is going to love it! Fabric: 100% organic cotton. Made in USA
2T/3T = XXS
4 = XS
5/6 = Small
7/8 = Medium
10 = Large
See sizing chart here.