--- product_id: 423002805 title: "Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years" brand: "koatobbor" price: "€ 79.86" currency: EUR in_stock: true category: "Koatobbor" url: https://www.desertcart.hr/products/423002805-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light store_origin: HR region: Croatia --- # LED light-up magic Vibrant rainbow tutu Adjustable satin straps Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years **Brand:** koatobbor **Price:** € 79.86 **Availability:** ✅ In Stock ## Summary > 🧜‍♀️ Shine bright, swim stylish—be the mermaid everyone envies! ## 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?** € 79.86 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/423002805-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 - • **Glow Like a Star:** LED-illuminated tutu dress turns every night into a magical mermaid moment. - • **Party-Ready Glam:** Ideal for birthdays, Halloween, and themed events—stand out and sparkle in every crowd. - • **Lightweight & Waterproof:** Durable polyester fabric keeps your little mermaid comfortable and ready for any adventure. - • **Handcrafted Mermaid Fantasy:** Vibrant handmade tulle with starfish and floral accents for an authentic oceanic vibe. - • **Perfect Fit, Effortless Style:** Adjustable satin shoulder straps and stretchy crochet bodice ensure comfy all-day wear. ## Overview The Koatobbor Girls Mermaid Costume is a lightweight, handmade tutu dress with LED lights, designed for girls aged 3-8. Featuring adjustable satin straps, a stretchy crochet bodice, and vibrant marine-themed decorations, it’s perfect for birthdays, Halloween, and themed parties. Batteries sold separately. ## Description desertcart.com: Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years : Clothing, Shoes & Jewelry ## 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 | B09QLC7MTR | | ASIN | B0BHR315JM | | Age Range Description | Little Kid | | Apparel Fabric Stretch | Medium Stretch | | Apparel Fabric Weight Class | Lightweight | | Best Sellers Rank | #79,922 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #116 in Girls' Costumes | | Brand Name | Koatobbor | | Closure Type | Pull On | | Color | Rainbow Led-light Purple | | Customer Reviews | 4.6 4.6 out of 5 stars (1,993) | | Date First Available | October 9, 2022 | | Department | Girls | | Fabric Type | Elastic,Satin | | Fit Type | Loose | | Fit to Size Sentiment | Positive | | Garment Size Country | United States | | Included Components | Headband,dress | | Life Event | birthday | | Material | Polyester | | Occasion | Halloween | | Part Number | HU-XI-157 | | Pattern | Marine/Oceanic | | Product Care Instructions | Do Not Wash | | Size | 7-8 Years | | Sleeve Length Description | Sleeveless | | Special Features | Waterproof | | Special Sizes | Little girls | | Style Name | Mermaid | | Target Audience | Girls | | Theme | Halloween | | Unit Count | 1 Count | | 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) ![Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Image 2](https://m.media-amazon.com/images/I/71xC4QK4yPL.jpg) ![Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Image 3](https://m.media-amazon.com/images/I/61PWpHirTKL.jpg) ![Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Image 4](https://m.media-amazon.com/images/I/71XkFjLKZLL.jpg) ![Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - Image 5](https://m.media-amazon.com/images/I/81pvK4r70SL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: My daughter is 3.5 and 33 ilbs mainly wears 4t to 5t what size should i get** A: 5T, due that the dress come 2 sizes smaller **Q: My daughter is 5 , she usually were from 4-5 (110), which sizes shill I choose?** A: Size up at least 1 ir 2 sizes. **Q: I just received the dress and my daughter and I love it but i cant figure out how to attach the straps in the back. Can you please help?** A: it ties like a halter not a tank top ❤️ you just tie it behind the head **Q: My daughter wears 6t what size should I buy 5-6 or 7-8** A: my daughter wore it for her 7th birthday and at the time she was between sizes 6-7 in regular clothes. I got het size 7-8 and it fit perfectly , I’m pretty sure size 6-7 would’ve been small because the 7-8 fit snug around her chest. She is an average size . I suggest you go with a larger size . ## Frequently Bought Together - Koatobbor Girls Mermaid Costume Mermaid Tutu Dress Color Led Light Up for Halloween Birthday Party 3-8Years - xo, Fetti Under The Sea Mermaid Temporary Tattoos - 56 Iridescent Foil Styles | Kids Birthday Party Supplies, Sea Creatures Favors, Ocean Animal, Underwater Arts and Crafts, Boys + Girls Activity - Winrayk Little Mermaid Party Decorations Birthday Supplies Girls, Pink Purple Balloon Arch & Backdrop Tablecloth & Bobo Balloon Tail Shell Foil Balloon Printed Balloon, Princess Mermaid Birthday Decor --- ## 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.hr/products/423002805-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light](https://www.desertcart.hr/products/423002805-koatobbor-girls-mermaid-costume-mermaid-tutu-dress-color-led-light) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-14*