Convertible Cribs: Convertible cribs get their name from their unique architecture. Unlike a crib with one single purpose for a very specific child’s age, these cribs can grow with your baby. For younger children of only a few months of age, these cribs will transform from their high side rails to a day for your toddle when they get older. Instead of having to constantly update your childs furniture, these elegant cribs offer a luxurious decor and functional design. Some of the most popular brands are: Da Vinci, Angel Line and Young America-Stanley.