Holographic Mermaid Scale Running SkirtThis fun, shiny, scaled mermaid skirt is perfect for Princess Ariel! The scales are on a lightweight spandex with hologram scales that are very shiny and reflect the light sometimes they look blue and sometimes purple.. Details and Accessories They are very light weight and you wont even notice youre wearing one. Create the perfect costume or match your favorite running socks or shirt. These flirty skirts are lightweight with lots of sassy attached.