The product is a Cloyster card from the Pokémon Trading Card Game (TCG), specifically the Sun & Moon set. This card is a Reverse Holo Rare, which means that the artwork on the card features a holographic foil effect that covers the background rather than the character itself. Cloyster is a Water-type Pokémon known for its defensive capabilities, making it a valuable card for players looking to bolster their deck with a strong defensive option. This card can be used in gameplay to enhance strategies and battle against other players in the Pokémon TCG.