Personalized Twins 1st St Patricks Day Newborn Layette. Adorable twin baby boys or girls in green Irish hats with our 1st St Patricks Day quote on a Newborn Layette - White holiday outfit. 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