Personalized Future Tuba Player Mommys Little Newborn Layette. Mommys little tuba player Newborn Layette - Light Blue for a future musician. 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