The product is a collectible card from the "Union Arena Singles" set, featuring the character Erwin Smith from the popular animated series "Attack on Titan". The card is in English language and belongs to the UE10BT series, specifically the UE10BT/AOT subset. This specific card falls under the UE10BT/AOT-1-001 numbering system, making it a sought-after item for collectors and fans of the show.