This product is a Pokémon Fossil set card collection, specifically cards 31-62 of the 1st Edition series manufactured by Wizards of the Coast in 1999. The cards are of standard size and made from card stock, representing various Pokémon characters in the collectable card game. Being a vintage set from the United States, these cards hold a nostalgic value for collectors and fans of the Pokémon TCG game.
eBay