Personalized Cool Trombone Player Light Text Youth Long Sleeve T-Shirt. Cool Trombone Player text with a snowman musician playing a horn and wearing a music note scarf is a humorous winter design to tickle the funny bone of low brass musicians and music teachers. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)