The product is a hardcover book titled "Luther's Small Catechism with Explanation" by Martin Luther. Published by Concordia Publishing House in 1986, this book is a nonfiction work in English, with the original language being German. It falls under the genre of Religious & Spiritual, focusing on the topic of Christianity. The book is intended for young adults and adults, making it a valuable resource for those looking to deepen their understanding of Christian teachings and beliefs.