Fabric Mermaid Tails (with Monofin)

Mermaid Tails for Swimming – Bring your Mermaid Dreams to Life

Have you always dreamed of becoming a real-life mermaid or merman? With our high-quality mermaid tails for swimming, your dream can come true!

Our fabric mermaid costumes are not just beautiful — they are real sports equipment, designed for both fun and performance. Every mermaid tail set includes a professional freediving monofin, developed by our experienced team and trusted by mermaids and water professionals worldwide.

Monofin Colors and Size Information:

• The Mermaid Kat Triton Monofin fits shoe sizes UK 2–5 / US 4–7 / EU 34–38 and will be delivered in pink.

• The Mermaid Kat Hydra Monofin fits women’s shoe sizes UK 6–9 / US 8–11 / EU 39–43 and will be delivered in blue or turquoise, depending on availability.

High-Quality Materials:

• The monofin blade is made from durable polypropylene, providing strong propulsion in the water.

• The separate foot pockets are crafted from soft rubber for maximum comfort.

• Adjustable heel straps ensure a secure and comfortable fit.

The Mermaid Kat Triton and Mermaid Kat Hydra monofins are celebrated by freedivers and MerFolk across the globe for their quality and performance.

The mermaid tail skin is made from swimwear fabric (80% polyester and 20% spandex) and features a realistic 3D scale print that brings your underwater look to life.

Want a matching bikini?
Check out our mermaid tail sets, which include the monofin, tail skin, and a coordinating bikini top — everything you need to complete your magical transformation.

Size Guide:
For the Mermaid Kat Triton Monofin:

• Size 1: Children (UK 9–11 / US 9–11 / EU 134–146 / AUS 9–11)

• Size 2: Teenagers (UK 12–14 / US 12–16 / EU 152–164 / AUS 12–14)

For the Mermaid Kat Hydra Monofin:

• Size 3: Adults (S–M)

• Size 4: Adults (L–XL)
  

Important Safety Note:
Mermaid tails and monofins are not buoyancy aids. Swimming with a mermaid tail requires strong swimming skills, as your legs are held together. Always ensure that children are supervised while using mermaid tails.