Personalized Rocking Horse Childs Toy Youth Long Sleeve T-Shirt. Cute gray Rocking Horse Youth Long Sleeve T-Shirt - White with colorful saddle and rocker and Appaloosa spots for a little boy or girl. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)