The product is a hard copy book titled “Klimt” by Taschen, written by Gustav Klimt and Tobias G. Natter. It is in English and published by Taschen in the United States. This book features detailed information about the life and work of Gustav Klimt, a renowned artist known for his contributions to the Art Nouveau movement. It offers a comprehensive look at Klimt’s artistic style and influences, making it a valuable addition to any art enthusiast’s collection.