Personalized Intelligent Trumpet Rough WhiteText Youth Long Sleeve T-Shirt. Trumpet, the instrument for intelligent people in rough white text text is a funny brass design with attitude for band camp, back to school, birthdays, holidays and graduation. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)