Gorkonpy Mermaid Costume Dress For Girls Light Up Princess Dresses Halloween Party Dress Up For Girls (5-6 Years)The Girls' Mermaid Princess Costume Set Features A Captivating Light Up Mermaid Dress Adorned With Shell, Pearl, And Seaweed Designs, Complete With A Sparkling Princess Crown, A Shimmering Cape Embellished With Sequins, A Magic Wand, And Elegant Gloves. The Dress Includes Built In Led Lights (Requiring 3 Aaa Batteries, Not Included) That Create A Magical Glow, Transforming Your Little Girl Into A Mesmerizing Mermaid Princess For Playtime And Parties.