The product is a collectible postcard-sized checklist featuring characters from DC Comics, specifically Batman and Azrael. Released in 1994, this item serves as a unique piece of memorabilia for fans of the Batman series. The checklist allows readers to keep track of their progress while following along with the storylines of Batman and Azrael during that time period. A must-have for any comic book enthusiast looking to add a piece of comic book history to their collection.