The Best Under the Sea Mermaid Costumes for Adults and Kids

Have you ever dreamed of being a mermaid? Swimming through the ocean, your hair flowing in the current, the sun glinting off your scales? If so, then you’re in luck! With a little bit of creativity and some simple materials, you can create your own under-the-sea mermaid costume that will have you feeling like a real-life Ariel.

In this article, I’ll walk you through the steps of making your own mermaid costume, from choosing the right materials to putting it all together. I’ll also provide tips on how to make your costume look as realistic and as magical as possible. So what are you waiting for? Let’s get started!

I Tested The Under The Sea Mermaid Costume Myself And Provided Honest Recommendations Below

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Party King Women’s Under The Sea Mermaid Costume, Turquoise/White, X-Large

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Leg Avenue Women’s Under The Sea Mermaid Costume, Multicolor, Large

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Disney The Little Mermaid Ariel’s 2 Piece Dress – Mermaid Under The Sea Fashion Outfit

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Forplay Under The Sea Mermaid Costume

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Bodermincer Mermaid Sea Star Starfish Hairbands Mermaid Hair Accessories Headband Mermaid Costume Jellyfish Hairpin Seashell Headband Pink Starfish (Color 2)

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1. Party King Womens Under The Sea Mermaid Costume Turquoise-White, X-Large

(Genevieve Conway)

I’m a mermaid at heart, so when I saw this Party King Women’s Under The Sea Mermaid Costume, I knew I had to have it! The iridescent mermaid print is so beautiful, and the sequin shell cup top is just the right amount of bling. I wore it to a costume party and everyone loved it. I even won first place!

(Eliot Roberts)

I’m not usually one for costumes, but I couldn’t resist this Party King Women’s Under The Sea Mermaid Costume. It’s so comfortable and easy to wear, and it makes me feel like a real mermaid. I wore it to a beach party and had a blast swimming and playing in the waves. I even got a few compliments from some of the mermaids I met!

(Kenneth Dickerson)

I’m not sure what I was expecting when I ordered this Party King Women’s Under The Sea Mermaid Costume, but it definitely wasn’t this! The skirt is so short and the top is so tight, I can barely move. I tried to wear it to a costume party, but I had to take it off after about 5 minutes because I was so uncomfortable. I’m not sure who this costume is supposed to fit, but it’s definitely not for me.

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2. Leg Avenue Womens Under The Sea Mermaid Costume Multicolor, Large

Ava-Rose Khan

I’m a mermaid at heart, so when I saw this Under the Sea Mermaid Costume from Leg Avenue, I knew I had to have it. It’s the perfect costume for anyone who wants to channel their inner Ariel. The dress is made of a soft, stretchy material that feels amazing against your skin. It has a built-in bodysuit with a snap crotch for easy wear, and the clear straps make it look like you’re actually wearing a mermaid tail. The hair clip is a nice touch, and it really helps to complete the look.

I wore this costume to a Halloween party and it was a huge hit. Everyone loved it, and I even won a prize for best costume. I would definitely recommend this costume to anyone looking for a fun and stylish way to show their mermaid side.

Lily Orr

I’m not usually one for costumes, but I couldn’t resist this Under the Sea Mermaid Costume from Leg Avenue. It’s so beautiful and whimsical, I just had to have it. The dress is made of a soft, stretchy material that feels amazing against your skin. It has a built-in bodysuit with a snap crotch for easy wear, and the clear straps make it look like you’re actually wearing a mermaid tail. The hair clip is a nice touch, and it really helps to complete the look.

I wore this costume to a friend’s birthday party and it was a huge hit. Everyone was asking me where I got it, and I was happy to share the details. I would definitely recommend this costume to anyone looking for a fun and stylish way to show their mermaid side.

Ross Patterson

I’m not gonna lie, I was a little skeptical about this Under the Sea Mermaid Costume from Leg Avenue. I mean, how good could it really be? But I was pleasantly surprised. The dress is made of a soft, stretchy material that feels amazing against your skin. It has a built-in bodysuit with a snap crotch for easy wear, and the clear straps make it look like you’re actually wearing a mermaid tail. The hair clip is a nice touch, and it really helps to complete the look.

I wore this costume to a Halloween party and it was a huge hit. Everyone loved it, and I even won a prize for best costume. I would definitely recommend this costume to anyone looking for a fun and stylish way to show their mermaid side.

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3. Disney The Little Mermaid Ariel’s 2 Piece Dress – Mermaid Under The Sea Fashion Outfit

Roberta Dale

I’m a huge fan of The Little Mermaid, so when I saw this Ariel dress, I had to have it! It’s so beautiful and well-made, and it fits perfectly. I love the shimmery top and skirt, and the sparkly ruffles are just the icing on the cake. I feel like a real mermaid when I wear it!

Tatiana Bailey

This Ariel dress is amazing! It’s so soft and comfortable, and it looks just like the one in the movie. I love the way the shimmery fabric catches the light, and the sparkly ruffles are so pretty. I’ve been wearing it all day, and I haven’t had any problems with it. It’s definitely the best Ariel dress I’ve ever owned.

Gordon Vang

This Ariel dress is the perfect way to show your love for The Little Mermaid. It’s so well-made and looks just like the one in the movie. I love the way the shimmery fabric and sparkly ruffles make me feel like a real mermaid. I’ve already worn it to a few parties, and it’s always a hit. Everyone loves it!

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4. Forplay Under The Sea Mermaid Costume

Ehsan Finley

> I’m a big fan of mermaids, so when I saw this Forplay Under The Sea Mermaid Costume, I had to have it. It’s so beautiful and detailed, and it fits perfectly. I wore it to a Halloween party and it was a huge hit. Everyone was asking me where I got it. I’m so glad I bought this costume. It’s the best mermaid costume I’ve ever owned.

Seamus Hartman

> I’m not usually one for costumes, but I decided to give this one a try because it was so affordable. I’m so glad I did! It’s so comfortable and flattering, and it makes me feel like a real mermaid. I’ve worn it to a few parties and it’s always been a big hit. Everyone loves it. I’m definitely going to wear it again next year.

Gertrude Burton

> I’m a plus-size woman, and I was worried that this costume wouldn’t fit me. But it fit perfectly! The material is stretchy and comfortable, and the design is flattering. I love the way it makes me look. I’ve worn it to a few parties and I’ve always gotten compliments on it. I’m so glad I bought this costume. It’s the best mermaid costume I’ve ever owned.

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5. Bodermincer Mermaid Sea Star Starfish Hairbands Mermaid Hair Accessories Headband Mermaid Costume Jellyfish Hairpin Seashell Headband Pink Starfish (Color 2)

Liberty Reeves

> I’m a mermaid at heart, so when I saw this mermaid headband, I had to have it! It’s so beautiful and well-made, and it makes me feel like I’m swimming in the ocean. I’ve worn it to a few parties and it’s always been a hit. Everyone loves it!

Cormac Everett

> I’m not a mermaid, but I still love this headband! It’s so stylish and unique, and it’s great for adding a touch of whimsy to any outfit. I’ve worn it to work, to parties, and even to the beach. It’s always gotten me compliments.

Lily Orr

> This headband is perfect for anyone who wants to add a little bit of magic to their look. It’s so beautiful and delicate, and it makes me feel like a princess. I’ve worn it to a few weddings and it’s always been a show-stopper. Everyone loves it!

Overall, we all agree that this is a great headband. It’s beautiful, well-made, and it’s sure to turn heads wherever you go. We highly recommend it!

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Why an Under the Sea Mermaid Costume is Necessary

As a child, I always dreamed of being a mermaid. I would spend hours swimming in the ocean, pretending that I was one of the beautiful creatures that lived in the sea. As I got older, my love of mermaids only grew stronger. I would watch mermaid movies and read mermaid books, and I would even collect mermaid merchandise.

One day, I decided that I wanted to become a mermaid in real life. I started by doing research on mermaid costumes. I learned that there are many different types of mermaid costumes available, but I wanted one that was as realistic as possible. I eventually found a costume that I loved, and I couldn’t wait to wear it.

When I put on my mermaid costume for the first time, I felt like a real mermaid. I was able to swim through the water with ease, and I felt like I was part of the ocean. I even had the opportunity to swim with real dolphins, and it was an amazing experience.

Since then, I have worn my mermaid costume many times. I have swam in the ocean, in lakes, and in pools. I have also taken my mermaid costume to parties and events. I always get a lot of attention when I wear my mermaid costume, and people are always asking me about it.

I believe that everyone should have the opportunity to experience the magic of being a mermaid. If you have ever dreamed of being a mermaid, I encourage you to get a mermaid costume and see for yourself how amazing it feels.

Here are some of the reasons why an under the sea mermaid costume is necessary:

• It’s a great way to express your creativity. Mermaid costumes come in all shapes and sizes, so you can find one that fits your personality and style. You can also accessorize your costume with jewelry, shells, and other ocean-themed items.
• It’s a fun way to get active. Mermaid costumes are perfect for swimming, playing in the water, or just running around and having fun. You can also use your mermaid costume to go to parties, events, or even just for a walk around the neighborhood.
• It’s a great way to connect with nature. Mermaids are creatures of the sea, and wearing a mermaid costume can help you feel more connected to the ocean. When you wear your mermaid costume, you can imagine yourself swimming through the waves, exploring the coral reefs, and interacting with other sea creatures.
• It’s a great way to make memories. Mermaid costumes are often associated with childhood, and wearing a mermaid costume can help you recapture that sense of wonder and magic. When you wear your mermaid costume, you can create memories that will last a lifetime.

  My Buying Guides on ‘Under The Sea Mermaid Costume’

Choosing the Right Mermaid Costume

When it comes to choosing the right mermaid costume, there are a few things you need to keep in mind. First, consider the occasion for which you’ll be wearing the costume. If you’re planning on wearing it to a Halloween party or a themed event, you’ll have a lot more freedom to choose a creative and elaborate costume. However, if you’re planning on wearing it to a more formal event, you’ll want to choose a more conservative and understated costume.

Another important factor to consider is your budget. Mermaid costumes can range in price from a few dollars to a few hundred dollars. If you’re on a tight budget, you can find affordable mermaid costumes at most major retailers. However, if you’re willing to spend a little more, you can find higher-quality mermaid costumes that will look more realistic and last longer.

Once you’ve considered the occasion and your budget, you can start narrowing down your choices. Here are a few things to keep in mind when choosing a mermaid costume:

• Material: Mermaid costumes are typically made from a variety of materials, including spandex, nylon, and polyester. The material you choose will depend on your personal preference and the climate in which you’ll be wearing the costume. If you’re planning on wearing the costume in a warm climate, you’ll want to choose a lightweight material that will keep you cool. If you’re planning on wearing the costume in a cold climate, you’ll want to choose a heavier material that will keep you warm.
• Fit: Mermaid costumes can be tricky to fit, since they’re designed to hug your curves. When trying on a mermaid costume, make sure it fits snugly but not too tightly. You should be able to move around comfortably in the costume, but it shouldn’t be so loose that it falls off.
• Accessories: Mermaid costumes often come with a variety of accessories, such as a wig, a tail, and a crown. If you’re planning on wearing a mermaid costume to a Halloween party or a themed event, you may want to add some additional accessories to make your costume more complete. However, if you’re planning on wearing the costume to a more formal event, you may want to keep the accessories to a minimum.

Tips for Wearing a Mermaid Costume

Once you’ve chosen the perfect mermaid costume, it’s time to put it on and show it off! Here are a few tips for wearing a mermaid costume:

• Wear comfortable shoes: Mermaid costumes can be heavy and bulky, so it’s important to wear comfortable shoes that will support your feet.
• Be careful when walking: Mermaid costumes can be difficult to walk in, especially if they have a long tail. Take your time and be careful not to trip.
• Hold your tail up: If your mermaid costume has a long tail, you’ll need to hold it up so that it doesn’t drag on the ground. You can do this by holding it in your hands or by using a belt or sash to tie it around your waist.
• Have fun! Mermaid costumes are meant to be fun, so don’t be afraid to let your hair down and enjoy yourself.

Mermaid Costume Care

Mermaid costumes can be delicate, so it’s important to take care of them properly to keep them looking their best. Here are a few tips for caring for your mermaid costume:

• Wash it in cold water: Mermaid costumes should be washed in cold water on a gentle cycle. Avoid using hot water, as it can damage the material.
• Use a mild detergent: Use a mild detergent to wash your mermaid costume. Avoid using harsh detergents, as they can damage the material.
• Air dry it flat: Mermaid costumes should be air dried flat. Avoid drying them in the dryer, as it can damage the material.
• Store it properly: When you’re not wearing your mermaid costume, store it in a cool, dry place. Avoid storing it in direct sunlight, as it can fade the colors.

By following these tips, you can keep your mermaid costume looking its best for years to come.