The product is a hardcover book titled "Miniature Railways volume 1 - 15 Inch Gauge" by Clayton, Howard, Jacot, Michel, and Butterell. Published by The Oakwood Press in 1971, this original book in English covers the topic of railway enthusiasts focusing on miniature railways. The multicoloured book features detailed information and insights into the world of 15-inch gauge railways, making it a valuable resource for collectors and hobbyists alike.