Personalized Music Gift For Musician Youth Long Sleeve T-Shirt. Cute Music keeps me going musical notes and treble clef sign Youth Long Sleeve T-Shirt - Black for marching band, choir, music teacher or any singer or instrument player. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)