The Monster High Doll G3 Frankie Stein Signature Core Doll is a single-piece doll from the popular Monster High franchise by Mattel. This fashion doll features the character Frankie Stein with distinctive blue complexion and green eyes, embodying the unique style of the Monster High series. The doll is part of the Signature Core line, representing the iconic characters in their original forms without packaging. It is a girl doll manufactured in China, designed for imaginative play and collection by fans of Monster High.