The 2003 Pokémon TCG Pikachu 12 Holo Rare Promo E Reader card set features two standard-sized cards made of card stock. The cards showcase Pikachu as the character with a holo finish and are part of the black star promo set. Manufactured by Nintendo in 2003, these vintage cards are in excellent condition and feature artwork by illustrator Kouki Saitou. This promo set is a sought-after collectible for Pokémon TCG fans, especially those interested in adding a rare and unique card to their collection.