Top 10 Rainbow Costume Kids UK – Fancy Dress for Kids & Toddlers

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1. amscan

Child Girls NEW Rainbow Unicorn Costume 10-12yr

amscan - Dress with attached tail. Costume Includes:-. Headband. Please note: stockings/Tights are NOT included. Pair of arm and leg warmers.

2. Lito Angels

Lito Angels Girls Kids Rainbow Unicorn Dresses Costume Fancy Dress Up Outfit Halloween Party Age 7-8 Years Pink C

Lito Angels - Gorgeous dress featured with vivid unicorn / Little Pony rainbow pattern on the whole dress. Zip closure at the back. Made of comfortable fabric with full cotton lining. Machine washable / tumble dryable. Classic round neckline sleeveless.
BrandLito Angels
ManufacturerLito Angels

3. Christy's costumes

Christy's Costumes Children Rainbow Fairy Tutu

Christy's costumes - Fairy tutu skirt features many layers of sheer tulle in all rainbow colours overlapping each other on a satin pink layer. Package includes: 1 x tutu skirt. Great for halloween parties, costume parties, Princess costume, themed events, or stage performances. An underskirt with more layers of tulle adds fullness. Elastic waistband is 22. 8cm long and expands up to 304cm long.
BrandChristy's costumes
Height0.43 cm (0.17 Inches)
Length24.13 cm (9.5 Inches)
Width7.62 cm (3 Inches)
Part Number841818

4. Pretty Princess

Pretty Princess Girls Kids Unicorn Fancy Dress Princess Costume Party Outfit Tutu with Headband and Wing , Rainbow, 4-5 Years

Pretty Princess - Hand and cold wash only. Perfect gift for your unicorn obsessed girls. Customised lining and elaborate stitching for durability.

Keep away from fire. Size guideline: 3-4 years, 110 cm; 5-6 years, 128 cm. Unicorn fancy dress - decorated with rainbow tulle and strip bodysuit, 104 cm; 4-5 years, 116 cm; 7-8 years, match with a unicorn hairband and a pair of wing. Ideal for dress up for a themed party, fairy costume, Halloween and upcoming festival dresses. Crafted for exceptional comfort, this outfit is soft and breathable, making it a great option for any occasion. No tumble dry; do not bleach.
BrandPretty Princess

5. Syhood

Kids Butterfly Costume Rainbow Tutu Dress for Girls Dress Up Party Dark Purple

Syhood - Size: the length of skirt is about 12 inches from waist to hem, the waist circumference is approx. Quality materials: the rainbow tutu skirt is made of nylon tulle with nice elasticity and no lining, it is convenient to wear stockings and leggings under skirt; The butterfly is made of chiffon, silky and light, easy to put on and take off.

Package contents: you will get 1 x tutu skirt, 1 x butterfly, 1 x butterfly eye covering, 1 x antenna headband and 1 x butterfly fairy wand. Nice present: a whole set of party costume accessories can be applied for all occasions, birthday, Halloween, wedding, such as family party, etc. Performance, can also be served as photo props to help you take beautiful and funny photos.

9. 4 to 16. 5 inch, the antenna headband is approx 15 inches long, butterfly is approx. 46 x 18. 5 inches, the butterfly fairy wand is 14 inches in length. Fancy costume set: the rainbow skirt features with rosy, blue and purple, the butterfly has elastic fixation, the antenna headband is bendable, wearing them can instantly make you become a small fairy, the costume set is suitable for girls aged 3-12 years old.
Part NumberSyhood-Costumes-02

6. Sincere Party

Super Stretchy Adorable Pastal Unicorn Dress 4-5Years110cm-120cm, Girls Unicorn Princess Rainbow-colored Tutu Dress for Girls Birthday Party, Halloween,Carnival,Christmas Unicorn Costume

Sincere Party - Color&designs bright colours, handmade tutu dress with 3D flowers 2 pieces unicorn dress, elastic H keltube top, seamless design, headband. Note--the tulle may be wrinkle as package when you receive it, it will be very puffy like our pictures.

Hand wash, don't worry, line dry, hang on it about one day or wet your fingers to flatten the tulles, No Bleach, Do not Dry Clean. Stretched size suit for girls--2t-3t/90-100cm, 4-5 years/110-120cm, 6-7 years/120-130cm, 8-9 years/130-140cm. Please refer to the size chart to choose properly, suggest to choose size up.

Premium qualitycute handmade unicorn dress for girls, soft nylon tulle skirt under the tulle is a cotton lining layer that prevents little children from directly touching the tulle. Please check the size chart carefully to choose the right size. Flexible fitthe fabric of the top is super stretchy, flexible and comfortable, and the top is lined with cotton fabric.
BrandSincere Party
ManufacturerSP Funworld

7. HenzWorld

HenzWorld Girls Unicorn Dress Birthday Fancy Party Costume Sequin Rainbow Dress Kids Pink Dress Christmas Outfits with Accessories 11-12 Years

HenzWorld - Packing: 1*unicorn Dress + Unicorn Headwear. Please check the size information carefully before buying, only hand wash. Suitable for halloween, daily wear, beauty pageant, photography, Christmas, birthday, holiday, beach, stage performance, New Year, cosplay, school party, fancy party, carnival, etc. Dress up your girl as a cute princess! Girls pink unicorn tulle princess dress + accessories. Cotton lining, soft and comfortable, fine stitching, not easy to deform and fade. Little flying sleeve unicorn dress with pullover and multi-layer rainbow mesh hem.
Part NumberA01226-Pink-150(P017+P018)-HUK2

8. Pretty Princess

Girls Rainbow Unicorn Fancy Dress Up Costume Cosplay Party Outfit with Rainbow Tutu, Unicorn Headband and Wings 5-6 Years

Pretty Princess - Ideal gift for halloween, Birthday party, Christmas, fairytale roleplay or daily wear. Crafted for exceptional comfort by soft and breathable material. 3-pcs unicorn costume set - 1x rainbow tutu, 1x unicorn hairband, 1x pair of wings. A unique rainbow unicorn outfit. Size suggestion: 3-4 years: up to 104 cm; 4-5 years: up to 110 cm; 5-6 Years: Up to 116 cm; 7-8 Years: Up to 128 cm. Handwash in cold water only.
BrandPretty Princess


Princess Fancy Dress Halloween Costume Sparkling Sequins Tulle Carnival Birthday Party Cosplay Princess Dress Up for Girls(70cm), Princess Cape Colorful Princess Cloak

PHOGARY - Application: suitable for banquet dress, cosplay, fairytale role-playing, Halloween, princess dress up, children's day, Instagram photos, cinderella princess performance or daily life, Christmas, playing in amusement park, birthday party and beauty contest and other occasions.

Make her stand out from friends. The cloak could match with all princess dresses, M:70cm/27. 5inch, and other dresses whatever formal or informal, it can be used as an ordinary cloak for girls' daily clothing, suitable for height 110cm-150cm, L:75cm/29.55inch length, make your children like a princess in a fairy tale. Fit for any season: perfect gift, wonderful useful gifts for her. Elegant design: 1 layer of colorful transparent tulle design, and a self-tie on the neck can be tied with a cute and sweet bow, very dazzling, stage performance, which is easy to put on and take off.

This princess cloak can fulfill the dream of a little princess. Two size: the colorful princess cloak has 2 sizes, or as a perfect accessory for many princess costumes. Suitable for spring, she would be a pretty princess. In order to avoid inappropriate size purchases, it is best to check our size before placing an order. Your little princess would be happy to scream when opened the gift bag, summer, and winter.
Part Number2547

10. Dress Up America

Rainbow Candy Tunic for Girls and Boys, Dress Up America Lollipop Costume for kids- Halloween Candyland Dress Up

Dress Up America - Use it for a gingerbread themed party, or for any themed party or event. Cute and practical costume - the tunic has an adjustable hook and loop shoulder straps for an easy and comfortable fit. Satisfaction guaranteed - dress up america works hard to ensure that they only carry top of the line products.

Look great, candyland dress up, be comfortable and let the fun begin! Sweets all year - dress up this halloween as the sweetest lollipop out there! earn more candy this year with this hard to miss costume! But why stop at Halloween? This costume is also great for all year round as well. However, please contact our friendly customer service team, if you have any issue with the Lollipop Costume at any time, and we will be sure to resolve any issue right away. A great thing about this costume that it comes in adult and junior sizes so that the whole family can match.

Sweetest costume in the crowd - this lollipop tunic costume is adorable and a crowd winner. It is resistant to most chemicals and is hydrophobic resulting in quick drying. This will bring some life and color to any party! Greatest quality - the costume is made with top quality material for the utmost durability and comfort. The costume is set is packaged in a durable snap sealed bag for easy carry and storage. The sweet costume is easy to wear and goes with any themed party.
BrandDress Up America
ManufacturerDress Up America
Part Number1084