Today, the official San Diego Comic-Con website revealed an exclusive JUSTICE LEAGUE (issue #1 on sale August 31) image image by Jim Lee that will serve as both the cover for the convention’s official souvenir book and design for the official T-shirt. The 192-page souvenir book will be distributed for free (while supplies last) to all convention attendees. The T-shirt, made by Graphitti Designs, will be available exclusively at the Comic-Con Boutique (booth #2515 in the Exhibit Hall). Prices range from $18.95 - $24.95 (depending on size) and supplies are limited. Head over to the San Diego Comic-Con official website to see Jim’s stunning design and for more details about these exclusive pieces of merchandise.