The product is a lot of 4 English manga volumes of the series "Dimension W" by artist/writer Yuji Iwahara. These trade paperbacks are published by Yen Press in the United States. The volumes included in the lot are numbers 11, 12, 13, and 14, offering collectors the opportunity to enjoy the graphic novel series in its entirety. With a focus on action and adventure, this manga series is sure to captivate fans of the genre with its unique storyline and engaging artwork by Yuji Iwahara.