The Mystic Guardians of Fire 4 x 1 oz Copper Bar Set is a limited mintage of 2500 uncirculated copper bars with a fineness of 0.999. Each bar contains 1 oz of precious metal content per unit and is made in the United States. This set features a unique design of guardians of fire, making it a desirable addition for collectors of exonumia or coins & paper money. Additionally, the bars are uncertified, allowing for a more affordable investment option for those looking to add to their metals collection.