Make a splash with Barbie Dreamtopia Twinkle Lights Mermaid Doll featuring a fantastical look and a magical light-up feature! ​Dip Barbie mermaid doll in water to see her pearlescent tail light up in one of four colorful 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. ​With a fantastical light-up feature and so many sparkling details, this Barbie mermaid doll makes a great gift for 3 to 7 year olds.