The product is a rare vintage paperback book titled "Autobiography of a Yogi" by Paramahansa Yogananda, published in 1972 by Self-Realization Fellowship Publishers. It is a nonfiction book in English language, targeting young adults and adults interested in self-realization and health & fitness. The book features Yogi and Paramahansa Yogananda, making it a unique and insightful read for those seeking spiritual enlightenment and personal growth. With 592 pages, this edition is a valuable addition to any book collection, especially for fans of Yogananda's teachings and philosophy.