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Aurora Borealis Mermaid Tail + Monofin Set

Size Chart Size Chart Size Chart Regular price $79.95 Sale price

Compare at $115.95

There is nothing as magical as a beautiful Aurora Borealis mermaid tail and monofin set. If you're debating the perfect color for your mermaid look, look no further! This colorful option features realistic scales and tail, and with the attached monofin, you can even swim like a mermaid under the sea. Our Aurora Borealis mermaid sets allow you to get a discount by ordering your mermaid tail and fin together. Just pick which color fin you want and we will provide the right size. 

  • New Mer-Shield Coating protects mermaid tails from wear and holes.
  • 1-Year Warranty – free replacements for rips, tears, and breaks.
  • Superior design, comfort, and control have earned our monofins two patents.
  • Super-fast shipping and excellent customer service from a USA company.
  • Child sizes M - XL will come with a Keiki sized fin.
  • Teen/adult sizes JS - JL will come with a Nunui sized fin.

Monofin included


Aurora Borealis is a mermaid tail design inspired by the Northern Lights. With pretty pastels, it matches our lavender and pink monofins.

Comfort and Quality

Our realistic scale mermaid tails are made from 80% polyester, 20% Elastane (spandex) material with 4 way stretch. The swimsuit material is very comfortable and works well for swimming, or as a mermaid costume.  

Size Chart Fabric and care instructions

Who We Are

Sun Tail Mermaid is an American company that makes the best mermaid tails for swimming - how fun is that? What started out as a Kickstarter product is now a multi-family business. Our products are built to last, comfortable to use, and we have the best prices around. Here are our store policies.



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