The product is a lot of three circulated copper tokens from Zacatecas, Mexico in 1843, 1845, and 1874. The tokens have a value of "Vale por una carga de maiz," which translates to "worth a load of corn." These tokens were used as currency in Mexico during the specified years and are an example of exonumia, a category of world coins and paper money. The copper composition of the tokens makes them a durable and valuable collectible item for numismatists and history enthusiasts.