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On Sale
UNICORNS COSTUMES, ACCESSORIES & PARTY SUPPLIES
79 results
UNICORNS COSTUMES, ACCESSORIES & PARTY SUPPLIES
79 results
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Unicorn Adult Costume
$49.99
Item Includes: Jumpsuit. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Unicorn magic. Become a magical unicorn and fly across rainbows in this Unicorn Adult Costume. The costume comes as a plush jumpsuit featuring a unicorn hood with a printed nose and eyes, as well as attached ears, bright pink mane and a golden horn. The jumpsuit itself is a pastel rainbow mix of colours with a white belly, attached plush bright pink tail, bright pink cuffs, and has front button closure for ease of wear. This costume is comfy and perfect for your next mythical creatures party, unicorn party, or even just to wear around the house.
Joyin
SKU: #JOY20112A-S
Enchanted Unicorn Womens Plus Size Costume
$69.00
$96.99
Item Includes: Jacket with hood. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. I believe in Unicorns! Instantly become a magical unicorn with our Enchanted Unicorn Women's Plus Size Costume. A fantastic women's costume great to add to your wardrobe this Halloween. Features a vibrant rainbow hooded jacket, with a working zipper and can work well as a dress! The hood features a golden horn, pink ears and pink tassels resembling a unicorns thick mane!
Leg Avenue
SKU: #9044214
Unicorn Jumpsuit Adult Costume
$51.99
Item Includes: Hooded Jumpsuit. Features: Full length jumpsuit. Rainbow horizontal stripes along the front. Attached hood with plush unicorn face on top. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Shoes are not included. Magical creature. Step into a world filled with magic and rainbows wearing our Unicorn Jumpsuit Adult Costume. This jumpsuit comes in white that features vibrant rainbow horizontal stripes along the front, as the belly, radiating joyful colours. There is an attached hood with a plush unicorn face on the top, including a short rainbow horn and two plush white ears. Not only is this costume great for many magical themed parties but can also be worn around the house if you're feeling whimsical. Pair this jumpsuit with our range of unicorn accessories.
Smiffys
SKU: #SMI50714-L
Unicorn Hooded Jumpsuit Adult Costume
$56.99
Item Includes: Jumpsuit. Sizing: See size chart image for details. Materials: 100% Polyester. Hand wash, hang dry. Please note: Shoes not included. Cute and comfy! Release your inner magical unicorn in this Unicorn Hooded Jumpsuit Adult Costume. The costume features a purple jumpsuit with front zipper, attached hood with unicorn head, mane and horn as well as an attached rainbow fluffy unicorn tail.
Rubies
SKU: #RUB701128-S-M
Unicorn Girls Costume
$56.99
Item Includes: Dress. Hood. Boot Covers. Features: Tutu style dress. White and sparkling pink bodice with pink satin bow accent. Tulle mesh sleeves. Pastel rainbow glitter tutu skirt. Plush white hood with sparkling pink unicorn ears and horn. Hood has plush pom pom accents. Plush white boot covers. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Shoes not included. Unicorn magic. Prepare for a journey to a land of rainbows and stardust with this enchanting Unicorn Girls Costume. This magical outfit will transform your little one into the most dazzling unicorn in all the land. The dress features a sparkling white and pink bodice, accented with a sweet pink satin bow, and whimsical tulle mesh sleeves. Below, a pastel rainbow glitter tutu skirt shimmers with every twirl, inviting endless magical adventures. The plush white hood, adorned with sparkling pink unicorn ears and a majestic horn, plus playful pom-pom accents, completes the fantastical look. And don't forget the plush white boot covers, adding a final touch of pure unicorn charm. Ideal for Book Week, costume parades, or any imaginative playtime, pair it with glittery face paint for an extra sprinkle of magic.
Fun World
SKU: #FUN123162-M
Unicorn Rainbow Tutu Girls Costume
$39.99
Item Includes: Dress. Detachable wings. Detachable tail. Headband. Features: Rainbow ombre shimmer bodice. Rainbow layered tulle tutu skirt. Removable pair of tulle wings and tail. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Tights, wand shoes are not included. Radient rainbow unicorn. Dassle the partygoers and float into the celebration in our Unicorn Rainbow Tutu Girls Costume. A stunning costume for any occasion and is guaranteed to turn heads. The costume comes with a dress that features a sleeveless shimmering rainbow sequin bodice, attached to a rainbow tulle skirt and shimmering gold waistband. There is a pair of detachable tulle rainbow wings and around the back. To complete the costume, there is an included headband with a pair of white unicorn ears with bright rainbow insides and a rainbow horn in the centre. To finish the costume further, add some magical accessories from our unicorn range.
Rubies
SKU: #RUB703229-M
Unicorn Tutu Girls Costume
$35.99
Item Includes: Dress Headband Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Tights and shoes not included. You can't go wrong with a unicorn and a tutu! Baby unicorns will look pretty in pink (and purple) with this adorable Unicorn Tutu Girls Costume. The sleeveless dress has a crochet knit bodice with black unicorn ear and eyelash details, purple satin ribbon straps, and a tulle tutu skirt in shades of light pastel pink and purple. Also included is a silver 3D unicorn horn headband decorated with small pastel 3D flowers. She will be all set for a joyful afternoon in this lovely little dress-up.
Rubies
SKU: #RUB7667-3-5
Rainbow Unicorn Girls Costume
$63.99
Item Includes: Dress with attached tail. Headband. 2 x arm warmers. 2 x leg warmers. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Stockings are not included. Be a unicorn in a field of horses. Stand out with this Rainbow Unicorn Girls Costume that is as colourful as it is fantastical. The top section of the dress is white satin material with short sleeves and a rainbow criss-cross detail on the front. The skirt section of the dress has five mesh layers, each a different colour, making up a rainbow: red, yellow, green, blue, purple. The arm and leg warmers have horizontal stripes: yellow, orange, pink, green, blue, purple. The good news is, it doesn't matter what colour your shoes are because pretty much every colour will go with this Rainbow Unicorn Girls Costume! And no unicorn would be complete without her unicorn horn – included is a headband with white unicorn horn and ears that are white on the outside and pink on the inside. Perfect for any event calling for colour, birthday parties, mythical events, or representing your favourite unicorn character at Book Week.
Amscan AU
SKU: #AMS84274655-8-10
Pink Unicorn Princess Girls Costume
$35.99
Item Includes: Dress. Headpiece. Features: Dress with fluffy torso and sleeves. Layered pink and glitter tulle skirt. Flower embellishment on the waist. Velcro closure at the back. Fluffy headpiece adorned with pink unicorn ears, gold horn and floral embellishments. Headpiece has a velcro closure. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Stockings and shoes not included. Unicorn dreams come true. Step into a world of enchantment with this Pink Unicorn Princess Girls Costume. This delightful outfit features a fluffy torso and sleeves, layered glittery tutu skirt, and a charming flower embellishment. The headpiece, complete with a gold horn, adds a magical touch. Perfect for dress-up days, themed parties, or just prancing around the house, this costume is designed for comfort and style. Pair it with sparkly shoes or a wand for an extra dash of magic.
Rubies
SKU: #RUB700452-S
Disney Minnie Mouse Unicorn Girls Costume
$47.99
Item Includes: Dress. Headband. Features: Rainbow printed bodice with tulle sleeves and mesh neckline. Digitally printed image of Minnie riding a unicorn over a rainbow on the front of the bodice. Layered rainbow glittery tulle skirt. Sequin waistband with silver glitter bow in the centre. Headband has a pair of rainbow Minnie Mouse ears with a pink sequin unicorn horn between. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Shoes are not included. Unicorns and Minnie Mouse! Celebrate your love of Minnie Mouse and unicorns together in our Disney Minnie Mouse Unicorn Girls Costume. This costume features a rainbow-printed bodice with delicate tulle sleeves and a pink mesh neckline. A delightful image of Minnie riding a unicorn over a rainbow is printed across the bodice. The skirt is layered rainbow glittery tulle, for a touch of sparkle, with a pink sequin waistband with a silver glitter bow in the centre that completes the look. The included headband features rainbow Minnie Mouse ears and a pink sequin unicorn horn. This whimsical outfit is perfect for any young dreamer ready to embark on a magical adventure with your favourite Disney character.
Rubies
SKU: #RUB3041-TODD
Furry Unicorn Toddler Kids Costume
$29.99
Item Includes: Jumpsuit with hood. Features: Pink velour unicorn jumpsuit. 3D plush unicorn character hood. Furry mane and tail. Shiny horn and plastic eyes. Fit and Sizing: See size chart image for details. Fabrics and Care: Velour polyester. Hand wash, hang dry. Please note: Shoes are not included. Magical unicorn delight. Let imaginations soar in the Furry Unicorn Toddler Kids Costume, a whimsical blend of fantasy and fluff. This enchanting pink velour jumpsuit transforms your little one into a mythical marvel, complete with a 3D plush unicorn hood featuring a shiny horn, twinkling plastic eyes, and an irresistibly soft mane. With a furry tail bouncing behind and cosy coverage all around, this outfit is pure magic from head to hoof. Ideal for birthdays, costume parties, or just prancing around the house in magical style.
Rubies
SKU: #RUB510329-INF
Riding A Pink Unicorn Inflatable Kids Costume
$74.99
Item Includes: Hat. Inflatable costume. Air pump. Features: Inflatable pink unicorn ride-on pants. Pink unicorn with gold metallic hooves and horn. Printed cartoon unicorn face and details. Reins attached to the snout. Faux legs to give the look you're riding the unicorn. Battery-operated fan inside for inflation. Pink princess cone shaped hat. Fit and Sizing: One size fits most kids. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Shirt is not included. Requires 4 x AA Batteries or your own portable power bank (neither are included). Unicorn magic. Prance about clouds and rainbows in this Riding A Pink Unicorn Inflatable Kids Costume. The costume comes as an inflatable costume that is worn like pants to make it look like you're riding a unicorn. The unicorn is pink with a rainbow tail and pink mane, gold hooves and a gold horn. Part of the costume is two faux princess legs that sit at the waist and straddle the unicorn with reigns attached to the snout to hold the head upright. Top off the costume with the included pink princess cone hat and you're all set. Included is an air pump to easily inflate the costume for wear. The costume is perfect for fantasy-themed parties, unicorn parties, fun runs and more.
Joyin
SKU: #JOY21324
Cute Unicorn Toddler Costume
$58.99
Item Includes: Jumpsuit. Hood. Sizing: See size chart image for details. Materials: 100% Polyester. Hand wash, hang dry. Please note: Not to be used as sleepwear. Magical. Your little one is guaranteed to look absolutely adorable in this Cute Unicorn Toddler Costume. The costume includes a white jumpsuit with attached star-studded hoof booties and pink stomach and cuff detail. Also included is a white hood with attached ears, pink mane and magical unicorn horn.
In Character
SKU: #INCCK16017-M
Magical Unicorn Girls Costume
$46.99
Item Includes: Dress Headband Leggings Sleevettes Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Shoes not included. And like magic... her outfit is sorted! You can tick 'costume' off your list with this Magical Unicorn Girls Costume that includes everything, right down to her leggings. This super fun dress-up comprises of a white satin-look bodice with puff shoulders in the colour pink pearl and a three-tier tutu skirt in the colours blue-violet, cyan, and pastel magenta pink; a white unicorn headband with attached white ears and horn; full-length leggings and detached sleevettes in matching cadmium violet purple. The leggings feature metallic silver hearts on the knees which would match perfectly with silver heels or flats. A fun, mythical look for any little aspiring unicorns out there with a dress-up event on their calendar!
Amscan AU
SKU: #AMS9903535-10-12
Unicorn Onesie Kids Costume
$39.99
Item Includes: Onesie. Tail. Features: Soft jumpsuit with contrast tummy panel on the front. Elastic at the wrists and feet. The Hood has two small floppy 3D ears, soft horn and a printed unicorn face on the front. Plush detachable tail features a tuff of faux fur on the tip. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Cold wash only. Please note: Shoes are not included. Magical creature. Your little one will be braying with laughter and mischief when they wear our Unicorn Onesie Kids Costume. The costume includes a soft purple hooded jumpsuit with a round contrast tummy panel on the front. With elastic at the wrists and feet, this jumpsuit ensures a comfortable and secure fit. Attached to the hood are two small unicorn 3D ears and a printed smiling unicorn face on the front that's as cute as it is magical. Around the back of the jumpsuit is a plush pink detachable tail, perfect for wagging and swishing as your child pranks and plays.
Amscan AU
SKU: #AMS9918354-10-12

Buy a Unicorn Costume That Will Put A Sparkle Into Everything You Do

You might ask the question, ‘Are Unicorns Real?’ Slip into one of CostumeBox’s cute unicorn costumes, or grab a gorgeous unicorn horn and the answer becomes: definitely yes With Unicorns in all sorts of literature like ‘Thelma the Unicorn’, a children’s book by Aaron Blabey; My Little Pony by Lauren Faust, Into the Land of Unicorns by Bruce Coville and much much more. If you’re looking for a unique Book Week outfit, why not try a Unicorn costume? CostumeBox has a massive range of all the best kids unicorn costumes and adults unicorn costumes, for men and women alike. Shop at CostumeBox for all your costume needs.

Grab An Adult Unicorn Costume (Because Unicorn Costumes Aren’t Just For Kids)

Was your favourite childhood film or book ‘The Last Unicorn’ by Peter S. Beagle? Become Amalthea the Last Unicorn with one of CostumeBox’s beautiful crystal drop unicorn horns, or elegant rainbow tutus. You can create a unicorn outfit using one of our costume kits. Pair your unicorns and rainbows with some beautiful body glitter in every colour imaginable. With hilarious inflatable costumes, comfy onesies and accessories like hooves and tails and of course glitter, you’ll find everything you need to create your version of a unicorn at Costume Box.

Where Can I Wear My Unicorn Costume?

Wear a Unicorn outfit to all sorts of parties. Are you heading to a fairytale party? Or maybe you’d like a twisted flesh-eating unicorn look for that twisted fairytale party coming up. Looking for Costumes Starting with the Letter U? You’re in luck, a unicorn costume is the easy, obvious choice.

If you’re looking for a fun and funky magical costume, why not try one of our unicorn themed masks, perfect for masquerades or a lucky day at the races?

Magical Shipping Options For Magical Customers

At CostumeBox, we value all our customers, and as such, we have a fast delivery* option on Australian orders, as well as fast shipping to Metro Sydney areas, buy your next unicorn costume at CostumeBox.


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