Walkable/Swimmable Mermaid Tail with Invisible Zipper Bottom / Option to add Bikini and MonofinBeautiful Iridescent Purple and Blue Scales Mermaid Tails feature an Invisible Zipper Bottom, ensuring fins won't pop out while swimming and allowing for easy unzipping to transform the tail to a walkable mermaid skirt so your little mermaid can walk around. Accurate sizing ensures a comfortable fit for fun in the sun.