The product is a vintage comic book, specifically Iron Man #100 from July 1977 and Avengers #100 from June 1972. Published by Marvel Comics, these single issues are part of the US Comics tradition and belong to the Marvel Universe. Featuring characters like Iron Man, Thor, and Captain America, these color comics are a part of the Bronze Age era of superhero genre. With a general audience in mind, these comic books are collectibles that showcase iconic superheroes within the Avengers team.