The product is a vintage single issue comic book titled "Captain America #252" from December 1980 published by Marvel Comics in the United States. It features the character Mr. Hyde within the Marvel Universe, specifically as part of the Avengers superhero team during the Bronze Age era. The comic is in English and is intended for a general audience, following the tradition of US Comics. This collectible item is a part of the iconic Captain America series, making it a must-have for comic book enthusiasts and collectors alike.