13 Last Minute Easy DIY Mermaid Costume Ideas
This post may contain affiliate links, which means I may earn a commission if you decide to make a purchase through our links, at no cost to you. You may view the disclosure here.
DIY Mermaid Costume for Adults
Love The Little Mermaid or the idea of dressing up as a mermaid for Halloween?
Believe it or not, it’s really EASY to make an adult mermaid costume yourself.
This guide for making a DIY mermaid costume for adults includes:
- Sexy and cute mermaid costume ideas
- The best mermaid skirts (mermaid tail) for an adult DIY mermaid costume
- Mermaid bikini tops for a sexy DIY Little Mermaid costume
- Mermaid shirts for a more modest DIY mermaid costume for adults
- How to dress up as The Little Mermaid for Halloween (what you need)
- DIY mermaid costume jewelry
- DIY mermaid costume accessories
You’ll also find more DIY mermaid costumes, including:
- Starbucks Mermaid DIY costume for adults
- Scary mermaid DIY costume for adults
- Mermaid costumes for college girls
Best of all, this guide with what you need for a DIY mermaid costume is no sew.
You don’t have to be crafty or know how to sew!
This post contains affiliate links. View the disclosure here.
In this article:
13 Mermaid Costume Ideas for Adults
Below are mermaid costume ideas. Continue reading to learn exactly what you need to create a last-minute DIY mermaid costume.
1. Scary mermaid DIY Costume for Adults
Want a scary mermaid DIY costume? Here’s an idea for a DIY sexy mermaid costume.
What You Need for a DIY Scary Mermaid Costume
2. Sexy Mermaid Costumes for College
Are you in college and looking for mermaid costume inspiration? Below are photos of college women dressed up for Halloween as Mermaids.
Dress Up as these DIY Adult Mermaids for Halloween
3. Blue DIY Easy Mermaid Costumes for College
Get These Mermaid DIY Costumes
4. Sexy Rhinestone Mermaid Bra Top for DIY Mermaid Costume
5. Seashell Bikini Top and Skirt for DIY Mermaid Costume
6. College DIY Mermaid Costumes
Get These Mermaid DIY Costumes for College
7. Corset Bra for Mermaid DIY Costume
8. Purple Mermaid Costume
This mermaid skirt tail looks amazing on women with curves.
9. Ariel Mermaid Costume
Women say this mermaid skirt is super cute and fits perfectly.
10. Mermaid Costume with Pants
Copy this Mermaid Costume Idea
11. Sexy Mermaid Costume
12. The Little Mermaid Costume
13. The Little Mermaid DIY Costume
Women say this is the perfect mermaid skirt.
DIY Mermaid Costume Tops
You can go with a bikini top, seashells, or a tank top. You have so many options with DIY mermaid costumes for women.
Crop Top Mermaid Top
Sparkly Tube Top for Mermaid DIY Costume
Simple Mermaid Bikini Top
Mermaid Tails for Costume
You will LOVE the mermaid tail below. I bought this mermaid tail skirt and it looked great!
Mermaid Tail for Adult Costume (Available in Plus Sizes Up to 2/3XL)
Women LOVE!!! this mermaid skirt.
Amazon also has other mermaid costume skirts with great ratings.
Mermaid Plus Size Skirt
This mermaid costume skirt comes in sizes up to 4X.
Blue Metallic Hologram Mermaid Skirt with Waist Pearl Chain
Green Metallic Hologram Mermaid Skirt with Waist Pearl Chain
Mermaid Tail Maxi Skirt (Plus Size Friendly)
This mermaid tail skirt has a flare at the bottom. It also comes in sizes up to XX-Large.
Mermaid Tail Skirt with Mesh and Sequins (Plus Size Friendly)
This mermaid skirt comes in sizes up to 4X-Large.
DIY Mermaid Costume Plus Size
Here are options for easy DIY mermaid costumes for adults in plus size.
You may also want to check out this DIY plus size Ariel costume guide.
DIY Mermaid Plus Size Costume
What You Need for this Sexy DIY Plus Size Mermaid Costume
DIY Mermaid Plus Size Costume
Get this Plus Size Mermaid Costume
DIY Mermaid Costume Leggings
If you don’t want to wear a skirt, these mermaid leggings are perfect for an easy DIY mermaid costume for adults.
This is one of my favorite mermaid costumes for adults if you live somewhere cold!
How to Dress Up as The Little Mermaid for Halloween
Here’s what you need to buy to look EXACTLY like Disney’s The Little Mermaid.
Option 1: The Little Mermaid DIY Costume
What You Need for this DIY Mermaid Costume for Adults
Option 2: The Little Mermaid DIY Costume
What You Need for this DIY The Little Mermaid Costume
Wig for The Little Mermaid Costume DIY
If you want to dress up as The Little Mermaid, you may want to wear a wig.
This red wig is perfect for a The Little Mermaid DIY costume.
DIY Mermaid Costume Adults Accessories
A DIY mermaid costume for adults isn’t complete without the right accessories!
Here’s what you’ll need for the best mermaid costume DIY.
Jewelry for Mermaid Costume DIY
Mermaid Crown for DIY Mermaid Costume for Adults
Mermaid Hair Accessories for Last Minute DIY Mermaid Costume
Mermaid Trident for DIY Mermaid Costume Accessories
Mermaid Makeup for Mermaid DIY Costume
Starbucks Mermaid DIY costume for Adults
Dressing up as a Starbucks mermaid is a fun and unique DIY mermaid costume!
How to Dress Up as a Starbucks Mermaid
More Costume Guides
Mermaid Costume Ideas - Pinterest
Plus Size Ariel DIY Costume (from Curvy Styled)