The product is a vintage single issue comic book titled "The Mighty Thor #126" from 1966 in the Silver Age era. This key issue features the first print of the character Mars within the Marvel Universe (MCU), with artwork by Stan Goldberg and Jack Kirby. Signed by Stan Lee, this color comic is a collectible item for fans of US Comics and superhero team Avengers. A must-have for comic book enthusiasts looking to add a piece of comic book history to their collection.