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UNICORNS COSTUMES, ACCESSORIES & PARTY SUPPLIES

UNICORNS COSTUMES, ACCESSORIES & PARTY SUPPLIES
111 results
UNICORNS COSTUMES, ACCESSORIES & PARTY SUPPLIES
111 results
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White Unicorn Inflatable Adult Costume
$99.99
Item Includes: Inflatable costume. Features: Inflatable white unicorn costume. Unicorn has rainbow mane and tail. Clear panel under snout for visibility. Battery-operated fan for inflating. Fit and Sizing: See size chart image for details. Fabrics and Care: 100% Polyester. Hand wash, hang dry. Please note: Requires 4 x AA Batteries (Not Included). Over the rainbow. Step into a world of magic and wonder with this White Unicorn Inflatable Adult Costume. This enchanting costume turns you into a mythical creature with a dazzling white body, rainbow mane and tail, and a golden horn. With a clear panel under the snout for visibility and a battery-operated fan to keep you inflated, you'll be ready to prance through any party with ease. Whether you’re attending a mythical or fantasy-themed event or just want to add a bit of magic to your day, this unicorn costume is sure to make you the star of the show. Embrace your inner mythical creature and let the magic unfold!
Joyin
SKU: #JOY20121
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-XL
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
Giant Narwhal Inflatable Adult Costume
$109.99
Item Includes: Inflatable costume. Fit and Sizing: One size fits most adults. Fabrics and Care: 100% Polyester. Spot clean with a damp cloth. Please note: Pants and shoes not included. Requires 4 x AA batteries (not included). Unicorn of the Sea. Yes, narwhals are real animals, and now you can dress up as one with this Giant Narwhal Inflatable Adult Costume. Narwhals, often called the unicorns of the sea, are a species of whale with with long tusks protruding from their heads–just like a unicorn! This Giant Narwhal Inflatable Adult Costume is a stylised version of the real thing, with a large, light-blue inflatable body, inflatable fins around the wearer's arms, and an inflatable tail around the wearer's knees. Costume features a spiral rainbow horn, cute printed cartoon face details, a large rainbow design on the front, and an oval cut-out for the wearer's face. This delightful, colourful and unique costume is sure to be a hit at your next sea-creature-themed event or pool party.
Morphsuits
SKU: #BODMCGINA
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
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
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
Unicorn Rainbow Tutu Girls Costume
$38.99
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
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
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
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
Giant Unicorn Inflatable Kids Costume
$89.99
Item Includes: Inflatable Costume. Features: Inflatable Unicorn. Face opening and slots for arms. Has a built-in fan. Fit and Sizing: One size fits most kids. Fabrics and Care: 100% Polyester. Spot clean only. Please note: Requires 4 x AA Batteries (Not Included). Magical. Ready to gallop into giggles? This Giant Unicorn Inflatable Kids Costume is a magical must-have for party fun. This inflatable unicorn features a face opening and easy arm slots for ultimate comfort. With a built-in fan to keep it puffed up, your little one will be prancing, dancing, and bringing smiles wherever they go. Perfect for any mythical creature or animals themed party.
Morphsuits
SKU: #BODMCKGIUN-OS
Ride On Blue Unicorn Inflatable Kids Costume
$74.99
Item Includes: Hat. Inflatable costume. Air pump. Features: Inflatable blue unicorn ride-on pants. Blue 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. Spot Clean. Please note: Requires 4 x AA Batteries (Not Included) for air pump. Take a magical ride on a unicorn. Step into a world of magic and wonder wearing our Ride On Blue Unicorn Inflatable Kids Costume. This mythical outfit features inflatable blue unicorn ride-on pants, complete with gold metallic hooves and a shimmering horn. With its playful cartoon face and attached reins, this costume creates the illusion that you’re riding your very own mythical steed. The battery-operated fan keeps the unicorn perfectly inflated, while the pink princess cone hat adds a regal touch. Perfect for unicorn lovers. The costume is perfect for fantasy-themed parties, unicorn parties, fun runs, and more.
Joyin
SKU: #JOY21325
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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