The product is a hardcover book titled "Advanced Dungeons and Dragons The Dungeon Master's Guide" by Zeb Cook. Published by Wizards of the Coast in 1995, this book is part of the Advanced Dungeons and Dragons series. It contains 256 pages and features revised editions with illustrations. The book focuses on role-playing and fantasy, making it a valuable resource for players and game masters interested in creating immersive and engaging gaming experiences.