Personalized Tuba Geek Newborn Layette. Tuba Geek Music Newborn Layette - White is fun for the whole tuba section in marching band or concert band. You'll love this funny tuba music slogan. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months