Personalized Twin Girls 1st St Patricks Day Newborn Layette. 1st St Paddys Day girl twins in Irish hats with our first St Patricks Day quote on Newborn Layette - White outfits. 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