Personalized Cool Trombone Player Light Text Newborn Layette. Cool Trombone Player text with a snowman musician playing a horn and wearing a music note scarf is a humorous winter design to tickle the funny bone of low brass musicians and music teachers. 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