Tuba Solos Funny Musical Instrument Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat A tuba with, "The world needs more tuba solos!" text is a funny musical sousaphone gift t-shirt design for low brass musicians, music teachers and students in concert and marching band. Design copyright Karen A Barthol. Lightweight, Classic fit, Double-needle sleeve and bottom hem