The product is a complete set of Sayonara Zetsubou Sensei manga volumes 1-14 in English, with a total of 14 trade paperbacks in the series. Written and illustrated by Koji Kumeta, the manga follows the story of a young girl navigating through the challenges of high school with the help of her unconventional teachers. Published by Del Rey Manga, this graphic novel series is a must-have for fans of manga and Asian comics. With the English language version of the complete set, readers can fully enjoy the humor and heartwarming moments in this beloved series.