Personalized Best Mom Fish Newborn Layette. Newborn Layette - White with cute and colorful school of fish says WORLD'S BEST MOM. Mother fish is leading the way. Perfect gift for Mother's Day. 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