Personalized Cute Lion 1st Birthday Youth T-Shirt. 1 IS ROARING FUN 1st birthday Youth T-Shirt - White with cute happy lion wearing a polka dotted party hat, balloons, jungle palm trees and big polka dotted number 1. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.