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Updated: 08 Oct 2025

10 Best Apparel Unicorn Costume For Kids

#1
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TONWHAR Unisex-Baby Costume Jumpsuit Toddlers' And Kids' Animal Outfit Romper(24-30 Months/Height:36"-39",Pink Unicorn)

Brand: TONWHAR
$38.99
⭐ 4.1
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    Discover our wide selection of baby Halloween costumes, perfect for making your little one the center of attention at any party or event. Our costumes come in a variety of adorable designs and themes, ensuring that you'll find the perfect one for your baby's first Halloween or dress-up event. Our baby Halloween costumes are not only perfect for trick-or-treating but also for capturing those unforgettable moments with your precious little one on camera.
  • Stylish and Practical design-Unisex baby Kid's animal design for your little baby,hoodie with zippers,it can keep your baby warm outside,look cute.And you can closure conveniently positioned for ease of changing baby's diaper.The hat is not only cute,soft and warm,but also protects the baby's head.100% Polyester (Flannel) Machine Wash In Cold Water & Without losing their shape.
  • Practical and Convenient-Long sleeve thick fleece romper keeps your baby warm and cozy,adorable and cute.Zipper design,easy to put on,take off and change diapers. Season:Spring,Fall,Winter.Best Gift for Baby.Soft and breathable fabric,Warm and fluffy-unisex for baby,your baby will have so much fun with these onesies on!All of our costumes are machine washable and can stand repeated cleanings without losing their shape.
  • Dress your little one in our stylish and functional toddler outfits and kid's snowsuits. Perfect for keeping your child warm and comfortable during the colder months, our snowsuits are made from high-quality flannel materials that are both soft and breathable. Featuring adjustable features such as cuffs and hoods, our snowsuits will grow with your child, ensuring the perfect fit season after season.
  • Choose from a variety of sets, including tops, bottoms, and one-piece outfits, all featuring playful designs and patterns that your little one will love. Our playwear is also easy to care for simply toss it in the washing machine, and it'll be ready for your baby's next adventure.
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#2
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CENZICOM Girls Rainbow Layered Tutu Skirt with Unicorn Horn Headband Outfits for Birthday Party Dress Up (AU, Alpha, Large, Regular, Big Girls, Rainbow)

Brand: CENZICOM
$24.79
⭐ 4.8
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    Easy pull on and off. Each color tulle is a separate piece, allows your mobile girl to get around easily. Leggings or shorts are recommended.
  • size S: Waist 8.26",length 8.66", for age 1-3 years size M: Waist 9.05",length 10.23",for age 4-6 years size L: Waist 9.84",length 11.02",for age 7-9 years
  • It designed to resemble cat ears flowers and unicorn, very light, nifty, cute, and soft, comfortable fit for baby kids.
  • Perfect for Birthday, Party, Costume, Halloween, Christmas, Easter, Pageant, Dress Up, Carnival, Celebrations, Dance Recital, Photography, even daily dress etc.
  • Package Included:1 x Tutu Skirt 1 x Unicorn Horn Headband
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#3
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Dressy Daisy Little Kids Girls Unicorn Pony Birthday Party Fancy Dress Up Clothes Costume with Headband size 7 Pink 127

Brand: Dressy Daisy
$34.99
⭐ 4.8
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    Gorgeous and comfy unicorn one piece dress costume with a big pony print on dress. A perfect summer dress up outfit for your little child to have fun and play around! Color: Blue / Pink / Purple
  • Style A: Rainbow unicorn pony and castle print. / Style B: Unicorn and ice cream print, a cute bowknot on left shoulder. Style A can be bundled with a colour matching unicorn horn and ears hair hoop.
  • Sleeveless one-piece dress with round neckline and full lining. Knee length box pleated skirt design with cotton underskirt. Pull on style with hidden zipper closure for easy dressing. Made of breathable and comfortable cotton fabric.
  • Size for baby, toddler girls and littlekids: 2 to 3, 4, 5, 6, 7, 8 and 10. Age is only an approximation of size. Please measure the actual body size and refer to the size chart to choose a proper size for best fit. There may be minor size difference depending on size measuring method.
  • Perfect for birthday party dress up, theme park visiting, ball dance, Halloween costume, theme party play wear, school dance performance, everyday casual wear, summer / spring all day clothing, Christmas / New Year eve party, holiday playdress, fancy photoshoot, pageant, carnival gala cosplay, children's day playwear, kids princess tea party etc.
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#4
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Hifot Unicorn Costume Princess Set of 3 Rainbow Tutu Skirt Girls Costume Tulle Skirt Unicorn Headband Wings for Girls for Unicorn Cosplay Children's Birthday Carnival

Brand: Hifot
$38.77
⭐ 4.6
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    Kids size: angel wings for children: length 17.71 inches (45 cm) width 9 inches (23 cm); unicorn rainbow tutu shirt: waist to hem length 11 inches, suitable for 3-10 years old girls. Tutu skirt package includes: 1 x wings and 1 x rainbow tutu skirt and 1 x unicorn headband
  • Rainbow shirt: made of soft and comfortable beautiful tulle lining and rainbow tanning process, it is very dazzling and cute. Rainbow unicorn costume recommended for girls aged 3-12 years, waist stretches from 48 cm/19 inches to 85 cm/33 inches of waist, length 30 cm/11.8 inches. Please measure your girl's true waist size before ordering.
  • Endless fun for children: girls unicorn headband are well handmade with super shiny fabric, this glitter unicorn horn headpiece would brighten up any cute girl's day. Colourful and comfortable, butterfly wings costume for girls will add imagination wings to your little ones.
  • Princess costume: these princess fancy dress costumes are the great way to make your girl shine and give your little sweets absolutely a special memory. This adorable children's princess set is a perfect Halloween Christmas or birthday gift for your daughter, niece etc.
  • Various occasions: the rainbow unicorn costume for girls is perfect for ballet dance, unicorn theme birthday party, princess tea party costume, unicorn party favours, photo shoots, daily dress, role play, fake game, Halloween cosplay, outdoor festival, prom, school game, Easter, Christmas and Halloween outfits, etc.
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#5
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AUTOWT Sequin Unicorn Dress for Girls with Headband, Rainbow Tutu Dress for Birthday Pageant Christmas Party Dance Princess Costumes

Brand: AutoWT
$38.99
⭐ 5
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    Perfect Size --- Unicorn costumes are available in stretchable chest sizes from 22.5" (57cm) to 24.8" (63cm). The overall length of the unicorn dress is 57 cm (22.5 inches). Unicorn headband height is 28 cm (11). We recommend girls 3-6 years old with a height of 105-125cm, please measure the girl's waist and bust size before ordering.
  • Unicorn Dress Set for Girls --- This set includes a unicorn sequined tulle dress and a unicorn headband and is a great way to fulfill your little girl's princess dress dreams. This rainbow unicorn dress features beautiful 3D flowers and unicorn appliqus that will leave your little one with sweet memories for a lifetime.
  • Permium Fabric --- Made from 100% polyester fiber, our girls' unicorn tutu is more suitable for a more voluminous look. The breathable satin design is suitable for children's skin, and the good elastic lining makes the unicorn skirt easy to put on and take off.
  • A Wide Range of Occasions --- Great choice for princess girls, such as ballet, birthday parties, princess dress up party games, ballerina themed parties, photo shoots, princess dress up, halloween costumes and everyday wear. This adorable costume is the perfect choice for your sweet little one!
  • Friendly Reminder --- This unicorn party dress will be a little wrinkled due to packing and shipping. It can be cared for by washing and drying naturally. Girls should wear shorts or leggings to protect themselves when wearing a one-cornered skirt.
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#6
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Nativity Costumes for Kids 1 Set Unicorn Wings Headband Girl Clothes Flash Costume Themed Party Costume Dress up Children Dress up Unicorn Dress up Adorable Photo Props Clothes

Brand: LIFKOME
$20.73
⭐ 4.7
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    Rainbow wing: stylish and nice-looking design will make your kid like a fairy or . make your children have fun pretending as an .
  • Horn headband: the unicorn headdress and adorable wing with beautiful colors and , fancy and eye-catching.
  • Party headbands: suitable for christmas , performance, cosplay and carnival.
  • Headband girls: unicorn princess costume the unicorn headdress and adorable wing with beautiful colors and touch, fancy and eye- catching.
  • Costume hair accessories: the unicorn headdress and adorable wing with beautiful colors and touch, fancy and eye-catching.
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#7
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GOOSH Kids Inflatable Unicorn Costume Rider Costume for Halloween Blow Up Costumes Girls (7-10 Yrs 55" Height)

Brand: GOOSH
$51.71
⭐ 4.1
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    Inflatable unicorn costume using 100% Polyester
  • Halloween inflatable unicorn costumes one size fits all (Batteries not Included)Inflatable halloween unicorn costume Requires 4 x AA Batteries (not included)
  • Halloween inflatable unicorn costume must be 4 AA batteries or it will not be powerful
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#8
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Dressy Daisy Unicorn Birthday Rainbow Tulle Dress Princess Costume with Headband Fancy Party Outfit for Toddler Girls Size 4-5

Brand: Dressy Daisy
$39.00
⭐ 4.2
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    Stunning birthday party unicorn princess costume fancy rainbow dress with a horn hair hoop headband!
  • Trendy sleeveless sequin bodice with an illusion round neckline and V back. Features colorful ruffles on chest and tank straps.
  • The beautiful 3 layers rainbow tulle skirt flares out in fluffy style from the waist and ends at a knee length.
  • Pullover style with elastic waist for flexible and easy dressing. Made of light and comfortable materials, no itchy!
  • 8 sizes for toddler and little girls, 2, 2-3, 3-4, 4-5, 5- 6, 7- 8, 8- 10, 10-12 years old. Perfect for unicorn birthday party, princess theme party dress up, Christmas party ball gown, Halloween costumes, pageant fancy outfits, wedding flower girl dress, summer casual wear, performance dancewear, all day dress etc.
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#9
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Costume Bay Animal Onesie Dinosaur Unicorn Kigirumi for Kids Boys Girls Unisex Halloween Cosplay Costume One-Piece Jumpsuit Book Week (Fluro Rainbow Unicorn, E)

Brand: Costume Bay
$35.95
⭐ 4.1
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    Introducing the cutest and coziest addition to your child's wardrobe - our kids onesie! This fun and playful piece is perfect for lounging around the house or snuggling up for a nap. Made from soft and cozy materials, your child will feel comfortable and warm in this onesie all day long.
  • The onesie features a full-body design with a hood that adds an extra element of fun. It is available in a variety of fun and imaginative designs, including animal characters and fictional creatures, so your child can choose their favorite. The material is a blend of flannel fleece, making it durable and long-lasting, and it is machine washable for easy care and maintenance.
  • The zipper design of this kids onesie is very convenient for kids to wear and take off.
  • Whether your child is having a party with friends or just relaxing at home, this kigurumi is the perfect choice for ultimate comfort and style. With its playful design and comfortable fit, it is sure to become a fast favorite among kids and parents alike.
  • Great gift idea for birthday party, cosplay party, Halloween party, book week, everyday wear, or just simply chilling out.
  • Package Includes: Onesie only ( Shoes and other accessories are not included!)
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#10
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AUTOWT Girls Rainbow Tutu Skirt Set, Colorful Fluffy Ballet Costume with Unicorn Headband and Angel Wing, Little Girls Dress Up Tulle Tutu Outfit for 0-5 Years Kids Photography Birthday Dance Party

Brand: AutoWT
$28.99
⭐ 4.7
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    Rainbow Skirt Sizes --- S: Length 20cm/7.87, Waist 38cm/14.96, suitable for toddlers aged 0-2. M: Length 27cm/10.63, Waist 46cm/18.11, suitable for little girls aged 3-5. The above is for reference only, please refer to the size chart in the picture for specific measurement indicators.
  • Girls Unicorn Costume Set --- Include 1 tutu dress + 1 unicorn headband + 1 rainbow wings. The colorful wings are firm and stylish and fastened with elastic straps for easy donning. There are also two shining ear decorations on the headband, to make your little princess look more lively and cute.
  • Soft Fabric --- Tutu skirt is sewn from two layers of fabric. Inside is a smooth pink fabric that is gentle on the skin. The outer layer is made of mesh fabric, with three colors of purple, blue and pink. The colors are rich and fluffy enough to be absolutely eye-catching. The waist of the skirt has a double layer of elasticity, which is easy to put on and take off but not easy to fall off.
  • Applicable Occasions --- Suitable for birthday parties, children's day surprise, holiday costumes, ballet performances, ballet dance class, Carnival, Halloween parties, photoshoots, stage performances and everyday wear. The cute tutu and combination of unicorn and angel wings are definitely a great accessory to dress up your kids.
  • Wonderful Choices --- If you're struggling to choose a special item for your little princess, why not try this vibrant color tutu suit? Not only is it a sweet and beautiful costume, but it will also be a surprise to leave your little girl happy memories.
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🛒 Buying Guide: How to Choose the Best apparel unicorn costume for kids

Welcome to your ultimate guide for selecting the best unicorn costume for your child! Whether you're gearing up for a magical birthday, a festive Halloween, or just a fun-filled costume party, we understand the importance of finding that perfect ensemble that brings joy and sparks imagination in your little one. Below, we'll explore various styles and features of unicorn costumes, helping you make an informed decision for your next special occasion.

When selecting a unicorn costume, consider the following factors to ensure you pick a perfect fit for your child:

  • Comfort: The fabric should be soft and non-irritating, with a fit that allows for freedom of movement.
  • Size: Ensure the costume fits well. Many costumes offer a range of sizes and include adjustable features to accommodate rapid growth.
  • Design and Detail: From vibrant colors to sparkling sequins, look for designs that stand out and capture the magical essence of a unicorn.
  • Versatility: Consider whether the costume is suitable for various occasions beyond just a themed party.
  • Washability: Kids can get messy, so a machine-washable costume is a definite plus.

Let's dive into some of the popular unicorn costumes available and discuss their unique features:

1. AUTOWT Girls Rainbow Tutu Skirt Set

This colorful set includes a tutu dress, unicorn headband, and rainbow wings, perfect for children aged 0-5 years. The outfit is made from soft, layered mesh fabric, ensuring comfort and style. It's ideal for birthday parties, dance performances, and more. You can check this beautiful costume here.

2. Costume Bay Animal Onesie Dinosaur Unicorn Kigirumi

This cozy onesie is perfect for snuggling and imaginative play, featuring a hood for added fun. Its flannel fleece material provides warmth, making it great for cooler evenings. Suitable for lounging, parties, and even book week, find more about this onesie here.

3. Dressy Daisy Unicorn Birthday Rainbow Tulle Dress

Stunning in appearance, this dress features a sequined bodice and a fluffy tulle skirt. It's designed for toddlers and little girls, making it perfect for birthday parties or as a fancy dress costume. More details can be found here.

4. GOOSH Kids Inflatable Unicorn Costume

For something different, this inflatable unicorn rider costume adds a humorous twist to traditional dress-ups. It's easy to wear and inflates quickly, making it a hit at any party. Check it out here.

5. Hifot Unicorn Costume Princess Set of 3

This set includes a rainbow tutu skirt, unicorn headband, and wings, offering a complete look for your little princess. It's versatile and can be used for multiple occasions, from dance recitals to Halloween. View this adorable set here.

Choosing the right unicorn costume for your child can be a delightful experience as you envision the joy and excitement it will bring. Consider the event, comfort, and your child's preferences when making your choice. Every child deserves a little magic, and a unicorn costume is a wonderful way to provide that. Happy costume hunting!

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