The product is a 2020 D Jefferson Nickel Error Double Die Reverse coin from the Denver Mint. This error coin features the Monticello depicted on the obverse side and the denomination of "Five Cents" on the reverse. The coin is composed of 75% copper and 25% nickel, with a clad color and a business strike type. It is circulated and uncertified, making it a unique addition to any coin collection.