Personalized Leprechaun St Patricks Newborn Layette. Leprechauns Rock St Patrick's Day Newborn Layette - Black has green shamrock clover and makes a great statement when you just want to be a little bit Irish. 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