Cutest Baby Girl One Piece Long Sleeve Coverall Romper w/ Collar 100% Cotton The Little Youngsters Baby Girl Long Sleeve Coverall Romper is made with ultra-soft 100% cotton. 6M-24M Never sacrifice style for comfort  this one piece features a thicker design to keep your baby warm, comfortable, and stylish year-round. Your baby will be the cutest girl around in this adorable full piece sweater that covers from neck to ankle. Adorable contrasting collar and ribbon add a cute finishing touch to the high-quality cotton design. Built in buttons allow for easy, effortless changing. Now thats one less thing you have to worry about!