Personalized Right Spark Infant Romper. Electrical engineers have just the right spark with the k in spark emitting sparks is a humorous gift design for EE's and engineering students at back to school, birthdays, holidays and graduation. Electrical Engineer or college student in your life. 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)