Personalized Coolest Civil Engineer Infant Romper. A hard hat topped snowman with a transit and the world's coolest civil engineer text is a humorous engineering gift design for college students and engineers for birthdays and winter holidays. 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)