The "Little Big Penis Book" by Dian Hanson, published by Taschen in 2021, is a hardcover book with 192 pages filled with photography. The book explores subjects and themes related to erotica and general interests, featuring illustrations by the author herself. With a small size of 7.8 inches in length, 5.7 inches in width, and 0.6 inches in height, this book is a unique and provocative addition to any book collection, weighing 14.7 ounces.