The product is a rare and vintage "Brock's Onix" Pokémon card from the Gym Heroes set released by Pokemon in 2000. It features the 1st Edition symbol and is numbered 21/132. This collectible card is part of the Pokémon Trading Card Game (TCG) and is a Hero-type creature card representing Onix, a Rock Snake Pokémon associated with the character Brock. The card has been professionally graded by AGS and received a grade of 8, making it a sought-after item for collectors of vintage Pokémon TCG cards.