The product is a hardcover book titled "Introduction to St. Thomas Aquinas" by Thomas Aquinas, ed. by Anton C. Pegis; published by The Modern Library in 1948. The book is written in English. This book offers a comprehensive introduction to the works of St. Thomas Aquinas, focusing on his contributions in the field of poetry. It is a valuable piece for those interested in philosophy, theology, and literature from the early 20th century.