Personalized Flute Musician Im Treble Newborn Layette. Flute player marching band Newborn Layette - Pink apparel has hilarious yes I'm treble message for the flutist with a bit of attitude. 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