--- product_id: 425328579 title: "Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years" brand: "koatobbor" price: "$77.93" currency: USD in_stock: true reviews_count: 13 category: "Koatobbor" url: https://www.desertcart.us/products/425328579-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light store_origin: US region: United States of America --- # Multicolor LED light-up tutu Adjustable satin shoulder straps Handmade vibrant tulle with starfish & flowers Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years **Brand:** koatobbor **Price:** $77.93 **Availability:** ✅ In Stock ## Summary > 🧜‍♀️ Light up the party and make waves with every twirl! ## Quick Answers - **What is this?** Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years by koatobbor - **How much does it cost?** $77.93 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/425328579-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light) ## Best For - koatobbor enthusiasts ## Why This Product - Trusted koatobbor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete the Look:** Includes matching seashell headband for that flawless undersea princess ensemble. - • **Glow Like No Other:** LED-lit tutu creates magical nighttime sparkle for unforgettable moments. - • **Handcrafted Ocean Charm:** Vibrant handmade tulle adorned with starfish and floral accents for authentic mermaid vibes. - • **Perfect Party Essential:** Ideal for birthdays, Halloween, and themed events—guaranteed to turn heads and spark compliments. - • **Effortless Mermaid Magic:** Easy pull-on design with stretchy crochet bodice and adjustable straps for all-day comfort. ## Overview The Koatobbor Girls Mermaid Costume is a lightweight, handmade tutu dress featuring multicolor LED lights, adjustable satin straps, and a stretchy crochet bodice designed for girls aged 3-8. Perfect for Halloween, birthdays, and themed parties, it includes a matching mermaid headband and requires 3 AAA batteries (not included). With a 4.6-star rating from nearly 2,000 reviews, this waterproof, easy-to-wear costume blends fantasy and comfort to make your little one the star of any celebration. ## Description VIEW MORE Review: Twinkling tails and birthday smiles - This dress is pure enchantment. The purple bodice with starfish and flower details, combined with the light-up multicolor tutu skirt, makes it an instant favorite for birthday parties, Halloween, or just backyard mermaid missions. I love the bonus LED feature, which adds sparkle without being too bright—just enough to wow without overwhelm. The matching seashell headband completes the look and fits snugly (yes, it’s adjustable!), making the whole set feel like an undersea celebration in motion. At 4.6 stars across 481 reviews and 300+ purchases this month, it’s clearly delighting lots of little sea explorers. Ours was first scooped up in February and it still makes waves in the dress-up bin. If you’re looking for a costume that blends princess charm with magical flair, this one floats to the top—and it’s earned every shimmer. Review: Most beautiful dress - Definitely the show stopper for my daughter 6th birthday. She received compliments all day about this dress. Definitely a must buy and it did come on time. She is wearing I believe a 5/6 but it did have a stretch. ## Features - 【GIRLS MERMAID COSTUME】Include 1 LED light up mermaid dress+ 1 Mermaid headband. It is suitable for 3~8years old girls.（Please purchase 3 Pack AAA batteries separately ） - 【LED LIGHT UP DRESS】Girls can wear dress without LED light during the day. At night, when your girls wear it on, she will looks more glamorous. - 【EASY to WEAR】Mermaid tulle tutu skirt with adjustable satin shoulder straps, knitted crochet elastic top bodice, It is easy to put on and put off for your girls. - 【HANDMADE】This mermaid costume is handmade vibrant color tulle costume decor with starfish and flowers. When your girls wear it, she become a real mermaid.Your little girl will love this dress so much. - 【PARTY DRESS UP】Mermaid dress up costume is very suitable for daily wear, birthday parties, mermaid theme party, princess pageant, Christmas gifts, Halloween, dress up and other occasions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09QL9TC3C | | Age Range Description | Kid | | Apparel Fabric Stretch | Medium Stretch | | Apparel Fabric Weight Class | Lightweight | | Best Sellers Rank | #64,578 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #61 in Girls' Costumes | | Brand Name | Koatobbor | | Care instructions | Do Not Wash | | Closure Type | Pull On | | Color | Rainbow Led-light Purple | | Customer Reviews | 4.6 out of 5 stars 1,967 Reviews | | Fabric Type | Elastic,Satin | | Fabric type | Elastic,Satin | | Fit Type | Loose | | Fit to Size Sentiment | Fits as expected | | Garment Size Country | United States | | Included Components | Dress, Headband | | Material | Polyester | | Occasion | Halloween | | Pattern | Marine/Oceanic | | Product Care Instructions | Do Not Wash | | Size | 3-4 Years | | Sleeve Length Description | Sleeveless | | Special Features | Waterproof | | Style Name | Fantasy | | Target Audience | Girls | | Theme | Halloween | | character | Mermaid,Mermaid.your | ## Images ![Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Image 1](https://m.media-amazon.com/images/I/816r7PqVgZL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Twinkling tails and birthday smiles *by D***D on July 27, 2025* This dress is pure enchantment. The purple bodice with starfish and flower details, combined with the light-up multicolor tutu skirt, makes it an instant favorite for birthday parties, Halloween, or just backyard mermaid missions. I love the bonus LED feature, which adds sparkle without being too bright—just enough to wow without overwhelm. The matching seashell headband completes the look and fits snugly (yes, it’s adjustable!), making the whole set feel like an undersea celebration in motion. At 4.6 stars across 481 reviews and 300+ purchases this month, it’s clearly delighting lots of little sea explorers. Ours was first scooped up in February and it still makes waves in the dress-up bin. If you’re looking for a costume that blends princess charm with magical flair, this one floats to the top—and it’s earned every shimmer. ### ⭐⭐⭐⭐⭐ Most beautiful dress *by C***W on May 13, 2026* Definitely the show stopper for my daughter 6th birthday. She received compliments all day about this dress. Definitely a must buy and it did come on time. She is wearing I believe a 5/6 but it did have a stretch. ### ⭐⭐⭐⭐⭐ Super cute *by J***S on May 31, 2026* My daughter loves this dress! ## Frequently Bought Together - Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Winrayk Little Mermaid Birthday Party Decorations for Girls Pink Mermaid Balloon Arch Garland Kit & Backdrop Tablecloth Mermaid Tail Shell Star Bobo Balloon Princess Mermaid Party Decorations Supplies - 40 Ft Iridescent Mermaid Garland with Jellyfish Seashell Starfish Pearl Holographic Paper Streamer for Little Mermaid Rainbow Theme Birthday Bachelorette Baby Shower Under The Sea Party Decorations --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/425328579-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light](https://www.desertcart.us/products/425328579-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-23*