If mermaids wore hoops, these open single-scale hoop earrings would be it!  Available in 3 sizes:

.5" wide x 1.5" long (S)

1.5" wide by 2.5" long (M)

2.5" wide by 3.5" long (L)

Upgrade your Mermaid Scale Hoops to the Mermaid Scale Hoops with Tahitian Pearls. 

18K heavy gold plated jewelry combines affordability with luxury, providing a stunning appearance similar to solid gold pieces. Its thick gold layer ensures durability, making it resistant to water and light everyday wear. To maintain its brilliance, avoid activities where the gold plating may be scratched off, and store the jewelry in a safe place when not in use. Additionally, refrain from using harsh chemicals and abrasive materials during cleaning. Depending on usage, if worn every day, the piece may last 3-9 months before visible fading occurs, while occasional wear ensures its longevity for many years.