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mermaid tail costume child 3-12Y mermaid tail costume for swimming

28 reviews
100% of buyers enjoyed this product! 227 orders


  • Perfect for summer surfing Bylulis, beach holiday, bathing and swimming.
  • Swimmable If you put a Monofin in the tail.
  • Walkable because at the bottom of the mermaid tail is hollow out.
  • The bottom of the mermaid tail can be Closed by Buttons.
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mermaid tail costume child

mermaid tail costume child 3-12Y mermaid tail costume for swimming

4 Colors 3 Pieces Girl Kids Mermaid Tail Swimmable Bikini Set Bathing Suit Fancy Children mermaid tail swimsuit Costume Cosplay 3-12Y

Adorable little mermaid tail costume for swimming set for your little princess

This outfit will make your baby girl shine on her Halloween Dress Up Party! It will be super stunning in pictures and make a statement in pictures.

Perfect clothes for dressing up your little baby girls, baptism, ceremony, party, birthday, costume, playwear, daily wear, photo shoot, Halloween, cosplay, etc. wear.

Skin-friendly fabric, soft and comfortable to wear. Beautiful skirt will make your girls looks like a real mermaid princess

Suitable for Halloween, cosplay, theme party, role play, dress up, photography, holiday, etc

mermaid tail costume child

Beautiful 4 Colors for you to select

High Quality Strechable Fabric

Package list P3: 1* Mermaid Tail + 1*Bra + 1* Shorts + 1* Garland + 1* Necklace (Monofin Not Include)

Package list P2: 1* Mermaid tail + 1* Bra + 1* Shorts + 1* Garland + 1* Necklace + 1* Monofin

Package list P1: 1* Mermaid tail + 1* Bra + 1* Shorts + 1* Garland + 1* Necklace + 1* Monofin + Swimming Goggles

Size Reference

The fabric is high Strechable, you can select the size according the kids height.

for example, if your kid is 121-130cm height , you can select 130 Size

110 — fit for 100-110cm height ( 39.4 – 43.3 inch)
120 — fit for 111-120cm height ( 43.7 – 47.2 inch)
130 — fit for 121-130cm height ( 47.6 – 51.2 inch)
140 — fit for 131-140cm height ( 51.6 – 55.1 inch)
150 — fit for 141-155cm height ( 55.5 – 61.0 inch)
Size (Source) Tail Length Tail Hips Tail Waist Recommend Height
110 100cm / 39.4″ 54cm / 21.2″ 42cm / 16.5″ 100-110cm
120 105cm / 41.3″ 56cm /22.0″ 46cm / 18.1″ 111-120cm
130 110cm / 43.3″ 58cm / 22.8″ 48cm / 18.9″ 121-130cm
140 115cm / 45.3″ 60cm / 23.6″ 50cm / 19.7″ 131-140cm
150 120cm / 47.2″ 62cm / 24.4″ 52cm / 20.5″ 141-155cm
  • Please Allowed 1-2cm Inaccuracy Due to Manual Measurement, Bylulis Thanks! ( 1cm = 0.39inch,1inch=2.54cm).
  • The Fabric is high elasticity, You can select the size according the Kids Height.
  • 【Best Gift】- Every girl has mermaid princess dream,This is best birthday gifts for little girls and toddler girls who have a mermaid dream and make your mermaid dream come true!Go and have funs in the summer,enjoy the outdoors.
  • ?【PERFECT For ALL OCCASIONS】 – The mermaid tail keep women fashionable and comfortable in summer holiday and give you unique feeling,which is suitable for mermaid party supplies, beach holiday, pool party, swimming, cosplay, photo, Hawaii and so on.
  • ?【SAFE MATERIAL】- Mermaid costume made of high elasticity fabric(Polyamide Polyester + Cotton),which is comfortable for you children’s skin and can highlight the Child’s body. ?Attention? Both gently hand wash are recommended and hang to dry.Rinsing after use in cold water,squeezing excess water out gently

mermaid tail costume child,mermaid tail costume for swimming,mermaid tail swimsuit

4 Colors 3 Pieces Girl Kids Mermaid Tail Swimmable Bikini Set Bathing Suit Fancy Children Mermaid mermaid tail costume child

Shipping and delivery

We are proud to offer international shipping services that currently operate in over 200 countries and islands worldwide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-15 Business days
Canada, Europe 10-15 Business days
Australia, New Zealand 10-20 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says "no information available at the moment".

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you have specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

Refunds & returns policy

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • You do not receive them within the guaranteed time (45 days not including 2-5 day processing)
  • You receive the wrong item
  • You do not want the product you have received (but you must return the item at your expense and the item must be unused)

We do not issue the refund if:

  • Your order does not arrive due to factors within your control (e.g. providing the wrong shipping address)
  • Your order does not arrive due to exceptional circumstances outside our control (e.g. not cleared by customs, delayed by a natural disaster)
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on page.

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Real customer reviews

28 reviews
100% of buyers enjoyed this product!
5 stars
( 28 )
4 stars
( 0 )
3 stars
( 0 )
2 stars
( 0 )
1 star
( 0 )
  1. N***s

    Super handsome♥️

  2. S***e

    it’s really nice product. my daughter 120cm , Just fit 120.

  3. E***n

    Great, my daughter liked it.

  4. A***a

    Great suit, the baby is delighted.

  5. G***r

    All Super recommend

  6. M***m

    Super dress, daughter is very satisfied

  7. A***r

    We really liked it! Super! 5 and a half years and 114 growth, 23 kg. Took the size 130 and fit great! Recommend 🙂 <3

  8. L***v


  9. C***n

    Supersnelle levering naar NL Erg blij mee. Aanrader om te kopen.

  10. K***n

    The outfit is cute. Fabric is good suitable to the price. My daughter really like it.

  11. Customer

    Fast shipping. Beautiful. Good size. Everything is perfect. Thank you.

  12. R***n

    Quick delivery and the mermaid suite is perfect. i have a happy little girl .

  13. L***e

    Typewriter apacioje uodegoje nebuvo uzsegimu… Seip Labai fainas komplektas

  14. L***v


  15. F***

    I received the package really fast only 7 days super fast the costume is very nice thank you

  16. S***e

    Fast delivery and good quality. Highly recommended. Thank you

  17. C***i

    Great item. Great value.

  18. C***r

    As the picture! Fast delivery

  19. N***P

    It is beautiful, perfect size for the age that corresponds and serves for at least one year more. Fast shipping, only 2 weeks! Thank you very much

  20. P***r


  21. F***

    Good quality and very fast shipping thank you very much

  22. Customer

    my daughter loves it

  23. B***a


  24. L***v


  25. S***e

    Entrega rapidisima! En 10 días en España. Es el segundo que pido. Muy recomendable! gracias

  26. A***s

    As pictured. The child was super happy

  27. J***z

    100% recommended super fast shipping, very good quality and are beautiful.

  28. Customer

    Talla ok. Está muy bien. Tela de licra

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