So Danca Bellamy Canvas Ballet Slipper LadiesYou have a memory foam mattress why not have the same comfort on your feet? The SD122 is So Danca's first shoe with a memory foam heel cup and pad. This sleek ballet flat will flatter all foot shapes with it's foot hugging stretch canvas and arch embracing nylon spandex. Split sole stretch canvas shoe without a drawstring Arch hugging nylon spandex insert will flatter all foot shapes Memory foam heel cup and pad for superior comfort