From small and taut to large and sumptuous, the book features over 400 photos from 1900 to the present day, showcasing the diversity of buttocks. Photographs are contributed by artists such as Elmer Batters, Ellen von Unwerth, Jean-Paul Goude, Ralph Gibson, Richard Kern, Jan Saudek, Ed Fox, Terry Richardson, and Sante D'Orazio.

The book includes interviews with notable figures like porn icon John (Buttman) Stagliano, filmmaker Tinto Brass, artist Robert Crumb, and others. The exploration of buttocks is not only visual but also includes insights from individuals like Eve Howard with her lifelong spanking obsession, making it a comprehensive and provocative examination of this body part's cultural significance.