The product is a Batman comic book titled "Batman: Gotham Knights #50" published by DC Comics in 2004 during the Modern Age era. This single issue features a diverse cast including characters like Batman (Bruce Wayne), Joker, Riddler, and more. With artwork by Noelle Giddings, Heroic Age, Francis Portela, and others, this comic book falls under the genre of superheroes and is sure to be a collectible for fans of the iconic Batman series.