Personalized Sketchy Tuba Text and Pattern Women's Plus Size T-Shirt. A sketchy tuba and text against a colorful rough distressed patterned background is a unique gift design for low brass musicians, school music teachers and sousaphone students in tuba choir, concert and marching band. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40 combed ringspun cotton/polyester)