Personalized First Birthday 1 Year Old Girl Fox Infant Romper. Girls one year old birthday party Infant Romper - Black has adorable woodland fox surrounded by flowers on this 1st birthday outfit 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)