Personalized Flute Music Marching Band Apparel Youth Long Sleeve T-Shirt. This ultra cool flute music design has crossed flutes in a distressed grunge look style. The Youth Long Sleeve T-Shirt - Heather makes a lovely gift for any flutist. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)