The product is a signed hardcover book titled "Millennium" by Tom Holland, published by Little, Brown Book Group in 2008. The book is a non-fiction piece focusing on history, which makes it a unique addition to any book collection, especially for those interested in historical narratives. The book also features a dust jacket, adding to its aesthetic appeal and making it a visually pleasing item for display. Collectors would appreciate the signed nature of the book, personalising the ownership and adding value to the item.