Explore the deep blue sea with this Barbie Dreamtopia Doll. Classic Barbie has magically become a mermaid and she’s ready for lots of aquatic adventures! Little water babies will love bath time with this fun mermaid Barbie. Take this 11.5-inch-tall Barbie swimming through warm water to see her hair, top and tail magically change from bright neon into funky pastel colours. Splash Barbie in cold water or dry her off to reveal her bright neon-coloured look again.