Personalized Tuba Geek Infant Romper. Tuba Geek Music Infant Romper - White is fun for the whole tuba section in marching band or concert band. You'll love this funny tuba music slogan. Meet your new favorite outfit! Keep dressing simple with this one piece, lap shoulder t-romper. Super soft and perfect for baby's sensitive skin. 5.5 oz. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40; Heather is 90/10 combed ringspun cotton/polyester)