Personalized Seahorse Ocean Sea Creature Infant Romper. Seahorse Infant Romper - White has pair of seahorses in colorful colors for the sea creature lover, cute for National Oceans Month. Meet your new favorite outfit! Keep dressing simple with this one piece, lap shoulder t-romper. Super soft and perfect for baby's sensitive skin. 5.5 oz. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40; Heather is 90/10 combed ringspun cotton/polyester)