The product is a Pokemon Trading Card Game (TCG) Base Set 63 card collection, featuring cards in standard size made of card stock with a holo finish. These cards are not autographed but are professionally authenticated by the Professional Sports Authenticator (PSA) with the signature of Pokemon TCG creator Ryo Ueda. This set is a perfect addition to any Pokemon TCG master set, providing fans with valuable and collectible cards to enhance their gameplay experience.