Personalized Smart Civil Engineer Infant Romper. Civil engineering, the profession for intelligent people with the E in engineering wearing a hard hat is a humorous gift design with attitude for engineers and students at back to school, birthdays, holidays and graduation. 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)