The product is a 2025 Pokémon Riolu Mega Evolution EN Black Star Promo card graded as PSA 10 - GEM MINT by Professional Sports Authenticator (PSA). This collectible card features the Pokémon character Riolu with a Fighting attribute, 80 HP, and a holo finish. It is a standard-sized card manufactured by The Pokémon Company, part of the Pokémon TCG game making it a highly sought-after item for Pokémon collectors.