Personalized Structural Engineer Zombie Fighter Infant Romper. Structural Engineer I fight zombies in my spare time text is a funny gift design for engineering gamers at back to school, birthdays and holidays. What would this world be like without them? 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)