The product is a hardcover book titled "Biblical-Theological Introduction to the Old Testament: The Gospel Promised" by John D. Currid. Published by Crossway in 2016, this nonfiction book is aimed at young adults and adults interested in religion and biblical studies. With 608 pages, this book provides a comprehensive introduction to the Old Testament, focusing on its themes and teachings in relation to the Gospel. Written in English and measuring 10 inches in length, 7 inches in width, and 1.5 inches in height, this book is a valuable resource for those seeking a deeper understanding of the Bible.