There were a variety of doll cases as well as trunks, and lunch boxes throughout the vintage years. They were a necessity for playing Barbie and eating lunch! "Ponytail" is the manufacturer,which is licensed under Mattel. I have shown just a few. But you will see more throughout this web site.
1967 Campus Queen Lunchbox.This is mine from Grade School. It's seen better days! My Daddy used it for tools all these years! Not a Mattel Product.
1961 Barbie hat Box
1967 Twiggy Treasure Box
This came with a key so you could lock it!