The product is the 18th edition of the textbook “Geography: Realms, Regions, and Concepts” by authors Jan Nijman, Michael Shin, and Peter O. Muller. Published by Wiley & Sons, Incorporated, John, the textbook focuses on the subject area of Earth Sciences / Geography and is geared towards adult and further education levels. With a loose-leaf print format and written in English, this edition offers 501+ pages of comprehensive content on geography. The textbook is designed to provide a thorough understanding of geographical concepts and regions for students and educators alike.