Personalized 1st Birthday T-Rex Infant Romper. A cute little T-Rex dinosaur wearing a birthday party hat has a balloon tied to its tail. Adorable first birthday gift for your one year old! 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)