Hidden in the skirt, the girl's secrets and messages.
When the skirt is turned up, an alphabet made of the girl's feet appears, which is the initial letter of the message.
The bold foot shape of the card is exciting, but the subdued color tone makes it a mature design.
The message is written on a high-quality laid (striped) patterned paper, and if you put it in the attached white envelope, it can be used for formal occasions.