Personalized Funny Flute Music Quote Youth Long Sleeve T-Shirt. This funny flute design Youth Long Sleeve T-Shirt - White makes a great gift for the flute player or flute teacher. Great to wear to band rehearsals, or get matching gifts for your marching band flute section. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)