Personalized 1st Birthday Unicorn Newborn Layette. A pink unicorn surrounded by a colorful rainbow, next to a sunny yellow 1. Cute gift for the birthday girl's first bday! 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