Medusa, the gorgon goddess of Greek mythology who was a beautiful maiden defiled by Poseidon and in reacted by transforming herself into a deadly demon. Medusa’s beauty (her secret weapon) that turned men who looked at her into stone. Her monstrous metamorphosis was complete when her beautiful hair was transformed into a snakes nest. This sexy adult woman’s Halloween costume includes a dress with Greek trim, a snake headpiece and a snake armband. 100% Polyester.