The product is a Walrein 39/123 Reverse Holo card from the Pokémon TCG set "Mysterious Treasures." This rare card features the character Walrein with 130 HP and is in English with artwork by Midori Harada. Manufactured by The Pokémon Company in 2007, this Stage 2 Pokémon card is part of the standard size and is not autographed or graded. The card is in heavily played condition and has a unique Reverse Holo finish, making it a valuable addition to any collector's deck.