This little mermaid dress was so simple to make! I used the Sirena pattern from Boo and Lu, using the mermaid skirt with tulle layers and the plain bodice. The mermaid scales and the coordinating Posh Peanut Disney's The Little Mermaid Magical Mermaid Tulle Skirt Bodysuit Dress in Blue, 6 12 mo, Viscose from Bamboo Animated Ariel Blue Dress Costume Little Mermaid Ariel Dress Ariel Cosplay Costume The Little Mermaid Ariel Blue Dress Costume for Women Adult Womens M Blue FUN Costumes Halloween Mermaid Princess Costume for Women Purple Velvet Bodice Teal Layered Skirt with Tiara