The design of this new silicone monofin is inspired by Guiyu Oneiros, an extinct ancient fish and one of the earliest articulated bony fish discovered, dating back to the Early Devonian period, around 430 million years ago. The discovery of Guiyu Oneiros has been pivotal in understanding the evolution of early vertebrates, especially in studying the transition from jawless to jawed fish. Its fossil reveals characteristics typical of early fish, such as ossified skeletons, scaled bodies, and relatively simple fin structures, providing valuable insights into the evolution and diversity of early bony fish.
This silicone monofin design, a tribute to the beautiful appearance of the long-extinct Guiyu Oneiros, enhances underwater agility, allowing swimmers to move with the freedom and grace of a fish. It's a gift from nature's design, honoring our planet's past inhabitants. We share this Earth with a diverse range of beings, relying on the same air, water, and food, experiencing joys and sorrows together. Unfortunately, some species have vanished due to irresistible forces or human activities. By rediscovering and commemorating them, we aim to foster a greater appreciation for our shared home and its current and past residents.
Let's protect our environment and cherish endangered wildlife, filling our world with laughter and hope.
【Product Information】
1. The silicone monofin measures 80cm in width, 70cm in length, and weighs approximately 3.9kg. 2. Featuring an adjustable silicone strap, this monofin accommodates any adult foot up to 29 cm in length. 3. Made from 100% recyclable, eco-friendly silicone, this patented design monofin combines sustainability with innovation. 4. Suitable for surface swimming, it requires users to be adults with swimming proficiency. Users bear full responsibility for their safety during use. 5. Returns or exchanges for reasons other than quality are not accepted. Color changes incur return shipping costs by the buyer. To avoid exchanges, please confirm your color choice beforehand. Alternatively, buyers can resell the monofin to peers at their discretion, avoiding return shipping fees, and reorder via the official website or PayPal. 6. Customers are responsible for applicable import duties, taxes, customs charges, and carrier handling fees imposed by the destination country. 7. After use, store the monofin flat in a cool, shaded area to prevent damage. Transport it flat whenever possible. 8. The Mermaid Lucia™ design patent ensures authenticity. Only monofins bearing the Mermaid Lucia logo are genuine; we do not support after-sales for counterfeit products.
Handmade pieces take time to create. Please allow for both production and shipping when planning for an event or special date.
Production Time
Made to Order
Mermaid tails Approximately 2–4 weeks
Resin corsets, fabric tops, skirts & similar handmade pieces Approximately 4–8 weeks
Shipping Time
After Dispatch
Standard Shipping Approximately 10–18 business days
Express Shipping Approximately 5–7 business days
Planning for a specific date? Production time and shipping time are separate. Please contact us before ordering if you need your order for an event, performance, photoshoot, or other fixed date.
Returns & Exchanges
Need to request a return or exchange?
Under Mermaid Lucia's voluntary return and exchange procedure, please contact us within 3 days after delivery if you need to request a return or exchange.
Customized and personalized products are subject to additional cancellation and return restrictions once production has started. Applicable statutory consumer rights remain unaffected.
Mermaid Lucia pieces are handmade and often include delicate fabrics, structured resin, crystals, beads, and specialty components. Gentle care helps preserve their shape, finish, and decorative details.
General care: Handle all Mermaid Lucia handmade products gently. Avoid strong pulling, squeezing, folding, impact, and contact with sharp or abrasive surfaces.
01
Resin Corsets & Resin Accessories
Avoid strong impact, bending, squeezing, dropping, or heavy pressure.
Keep away from sharp objects that may scratch the resin surface.
After contact with water, gently remove excess moisture and allow the piece to air-dry completely.
Avoid prolonged exposure to direct sunlight or excessive heat.
Do not place heavy items on top of structured resin pieces.
Store the item in a dry location without pressure on its shape.
Do not intentionally heat, reshape, cut, glue, or modify the piece unless instructed by Mermaid Lucia.
02
Fabric Mermaid Tails
Rinse gently with clean fresh water after use in pools, seawater, or natural water.
Allow the tail to air-dry completely before storage.
Do not leave the tail wet or tightly folded for extended periods.
Avoid dragging the fluke across concrete, rocks, pool edges, or other abrasive surfaces.
Keep away from sharp objects that may tear the fabric or damage the printed surface.
Hand washing is recommended unless the individual product page states otherwise.
Do not tumble dry.
03
Monofins & Tail Fin Support Boards
Remove the monofin and removable support components carefully when appropriate before washing or long-term storage.
Avoid forcing the support board through the fabric opening.
Wear protective gloves during assembly where appropriate to help prevent scratches to the skin and accidental damage to the fabric.
Support boards may be shipped rolled. Allow the board to gradually flatten before assembly.
Do not sharply fold or crease the support board.
04
Fabric Tops, Skirts & Costumes
Hand wash gently in cool water unless otherwise stated.
Do not aggressively rub embroidered, beaded, crystal, lace, or decorative areas.
Do not wring or twist.
Air-dry naturally.
Avoid tumble drying and excessive heat.
05
Crystals, Beads & Handmade Decorations
Decorative pieces should be handled gently.
Avoid pulling, scraping, or placing heavy pressure on crystals, beads, pearls, shells, and other handmade embellishments.
Keep away from perfumes, harsh chemicals, adhesives, and abrasive cleaners.
06
Storage
Make sure the item is completely dry before storing.
Store in a clean, dry, ventilated location.
Avoid prolonged direct sunlight, excessive heat, and high humidity.
Do not place heavy objects on structured or decorated pieces.
Not sure how to care for your piece?
Contact us before washing, repairing, reshaping, or modifying it.
What a beautiful monofin, absolutely perfect for me! I love to swim with it, but I would recommend neopren socks, since it rubbed a little bit against my feet. Other than that, you will feel like a mermaid and have a magical experience with it!
Store owner replied:
Thank you so much for your lovely review! We’re so happy to hear that you’re enjoying the monofin and having such a magical swimming experience. 🧜♀️✨
And thank you for mentioning the neoprene socks as well — that’s a very helpful tip for other swimmers!
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