Personalized Hydraulic Engineer Water Drip Infant Romper. Hydraulic Engineer Water Drip Infant Romper - White display Hydraulic Engineer in curved text dripping in water. Makes a unique gift design for civil engineers and engineering students! 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)