Personalized Cute Lion 1st Birthday Youth Long Sleeve T-Shirt. 1 IS ROARING FUN 1st birthday Youth Long Sleeve T-Shirt - White with cute happy lion wearing a polka dotted party hat, balloons, jungle palm trees and big polka dotted number 1. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)