The product is a vintage Pokemon Black Star Mew League Promo Holo card featuring the Psychic-type character Mew from the Pokemon League set. Manufactured in 2000 by Wizards of the Coast, this English language card has an HP of 50, a standard size, and a holographic finish. The card is part of the Pokémon TCG game and is considered rare, with an attack power of 10x. Illustrated by Ken Sugimori, this promo card is a sought-after collectible for Pokemon card enthusiasts.