The product is a Jack Dempsey signed postcard authenticated by James Spence Authentication (JSA). Jack Dempsey was a renowned boxer in the early 20th century, known for his skill and stamina in the ring. This collectible item is a genuine autographed piece, making it a valuable addition to any sports memorabilia collection, especially for fans of boxing history. The JSA authentication ensures the authenticity and legitimacy of the signature, adding to the overall appeal and value of the postcard. This is an awesome item and the price is right.