The product is a set of three Kanji books, specifically focused on the first 100, intermediate, and essential volume 1 levels. These books were published in 2009, 1993, and are in paperback format. They are written in both English and Japanese, making them suitable for those looking to learn Japanese language and culture. The various authors and publication names suggest a diverse range of content and perspectives, making these books a valuable resource for students and learners of Japanese language.