Personalized Whale 1st Birthday Newborn Layette. A cute smiling whale spouts its birthday hat off celebrating its first birthday! Cute gift for a 1st birthday present. 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