Personalized It's My Birthday Newborn Layette. It's my birthday! Colorful cake, balloons, candy, and presents help you celebrate your special day. Fun birthday gift! 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