Make a splash with Barbie Dreamtopia Twinkle Lights Mermaid Doll featuring a fantastical look and magical light-up feature! Dip Barbie mermaid doll in water to see her pearlescent tail light up in one of four colourful light shows! To bring the fun ashore, press the button on her bodice to experience the light shows without water. Barbie doll’s fantasy look is complete with rainbow fins, a ‘pearl’-detailed bodice, pink-streaked hair and a princess tiara.