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Blue Lagoon Mermaid Tail + Monofin Set

Size Chart Size Chart Size Chart Regular price $69.95 Sale price

Compare at $105.95

Whether blue is your favorite color or you've always wanted to be a part of the ocean, our Blue Lagoon mermaid tail and monofin set is the perfect choice for you or your mermaid in training. These realistic mermaid tails and fins allow you to swim like a real mermaid, as well as pose for perfectly set up pictures. This ethereal blue offers some touches of green, offering the most perfect shimmer that makes this one of the best sets on the market. Our Blue Lagoon set is a best-seller because of the realistic tail and included monofin. Purchasing both the tail and monofin together allows you to save money. Choose your size tail and we'll provide the right size monofin.

  • 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


Blue Lagoon

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.


Customer Reviews

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