Shell money refers to a form of currency made from shells, particularly the cowrie shell, which has been used in various cultures around the world. It served as a medium of exchange, a store of value, and a symbol of wealth. Shell money was especially prominent in regions like Africa, Asia, and the Pacific Islands, where it facilitated trade and economic transactions. Historically, shell money was not only used for everyday purchases but also played a role in important social and ceremonial exchanges. Its value was often determined by the rarity and condition of the shells, making it a unique and culturally significant form of currency in societies that utilized it.