Personalized #Trumpet #Marching #Band hashtag Text Youth Long Sleeve T-Shirt. #Trumpet #Marching #Band hashtag text with the image of a trumpet is a unique gift design for brass marching band members during band camp and football season. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)