The product is a set of two paperweights made of Carborundum, a synthetic abrasive material. One paperweight features a design of a Mercury dime and the other of a Roosevelt. These unique and decorative items would make a great addition to any collection or can be used as functional paperweights to hold down documents or other items. Made with a durable material, these paperweights are sure to add a touch of history and elegance to any space.