The product is a signed hardcover book titled "Memories of Sarah Jane Howell: a Welsh Heroine" by Roger G. K. Penn. Published in 2014 by Penn-Manship Projects, the book is a biography of Sarah Jane Howell, a Welsh heroine. The book is personalized by being signed by the author and measures 215mm in height and 140mm in width, with 183 pages. The language of the book is English, making it a must-have for fans of biographies and true stories, especially those interested in Welsh history.