Personalized Irish Princess Childs Cute Youth Long Sleeve T-Shirt. Cute Irish Princess St. Patrick's Day design Youth Long Sleeve T-Shirt - Black for girls has green shamrock clovers and sweet red haired girl wearing a crown. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)