Personalized Nuts About Fifth Grade Infant Romper. Nuts about 5th grade text with an acorn nut is a funny play on words for elementary school teachers, parents and students who love fifth grade. 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)