The product is a pre-owned paperback book titled "Last Bonanza Kings" by Ferol Egan. It is written in English and falls under the category of books. This book likely explores the topic of the Last Bonanza Kings, possibly shedding light on historical figures or events related to the American West. Ferol Egan is the author, adding a personal touch to the narrative and making it an engaging read for those interested in western literature.