Personalized Cowboy Big Bro Infant Romper. Big bro Infant Romper - Light Blue for your little buckaroo with sheriff's star, horse and cowboy hat. Inside of star says BIG BRO. 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)