Personalized Cute Princess Is One 1st Birthday Infant Romper. When baby turns one it is such a big day and this cute princess crown design helps celebrate the important milestone on a pretty Infant Romper - Light Blue gift with pink lettering that says The Princess Is One. Great to wear in first birthday party photos. 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)