The product is a hardcover book titled "1901 Dialogues on the Supersensual Life Jacob Behmen Bernard Holland" which delves into the mysterious and spiritual teachings of Jacob Behmen. This book is a valuable addition to any collector's library, offering unique insights and perspectives on the esoteric teachings of Behmen. Written by Bernard Holland in 1901, this book provides readers with a glimpse into the world of mystical philosophy and occult knowledge.