The product is a Pokémon TCG Mega Evolution Pitch Black ETB (Elite Trainer Box) featuring the character Darkrai. It has standard-sized cards made of card stock and includes the Player's Guide. This box set is in English and comes from the manufacturer Pokémon in the United States. Perfect for collectors and players looking to add to their Pokémon TCG collection, this ETB offers a special set with exclusive cards and a player guide to enhance gameplay.