Personalized Birthday Boy ATV Off Roading Infant Romper. Fun boys birthday party design for men or boys who love ATVs and mudding 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)