The product is an Amazing Spider-Man comic book issue #45 from 1964, featuring the third appearance of the Lizard character. This key issue in the Marvel universe is part of the Silver Age era and has artwork by renowned artists like Steve Ditko and John Romita Sr. With iconic characters like Spider-Man, Green Goblin, and Doctor Octopus, this vintage comic book is a valuable collectible for fans of US Comics and superheroes.