Top 10 Adult Mermaid Costume UK – Fancy Dress for Kids & Toddlers

As an Amazon Associate I earn from qualifying purchases.

1. Elope


Fancy Dress Costume Companion Little Mermaid Flounder Standard

Elope #ad - Zipper in figure's back alongside dorsal fin. Inner pouch measures approx. 12"l x 9"w x 8"H. Stuffed figure measures approx. Shoulder strap is length-adjustable w/ plastic slide. 100% polyester velour outer shell & fiberfill stuffing. Size: Standard. 4"l x 4"H. Appliqued stripes, embroidered facial features. Officially licensed.
BrandElope #ad
ManufacturerElope #ad
Height29.01 cm (11.42 Inches)
Length35 cm (13.78 Inches)
Width16.99 cm (6.69 Inches)
Part NumberEL429205

2. Spooktacular Creations


Spooktacular Creations Adult Metallic Hologram Shiny Mermaid Skirt Costume Role Play. Waist Pearl Chain Included

Spooktacular Creations #ad - There has 4 size: small, large, The Mermaid Skirt is Ideal for Family Fun, X-Large. Also including a Waist Pearl Necklace. Money back guarantee- "contact seller" and we will refund you or ship you a replacement if the one you received fail to work in 90 days.

It is also good gift for your Lover, Medium, Family, Halloween Party Costume, Friend and Coworkers. Perfect for halloween role play, good decoration for party. Waist pearl Chain Included. Spooktacular creations adult metallic Hologram Shiny Mermaid Skirt Costume Role Play. Making you look Like a Real Mermaid Queen or Princess. Skirt was made of 90% polyster, 10% Spandex and It’s Washable. This mermaid skirt with waist pear necklace is made of High and Sturdy Quality. Super value of halloween role play mermaid skirt Costume.
BrandSpooktacular Creations #ad
ManufacturerSpooktacular Creations #ad
Part Number20195-XL



Disney Little Mermaid Womens Ursula Prestige Fancy Dress Costume X-Large Black

DISGUISE #ad - Dress skirt overlay: 100% nylon tulle & knit mesh. Dress body & skirt base layer: 72% polyester, 24% cotton, 4% spandex stretch knit. Shirt, bodice shell, lining, & overskirt: 100% polyester mesh & satin. Long sleeved pullover shirt is mesh to give the look of purple skin. Size: x-Large.
ManufacturerDisguise #ad
Weight1.23 kg (2.72 Pounds)
Part NumberDI91274

4. Rubie's


Size 137, 12 Years, Kids Costume, Rubie's Official Disney Star Wars The Mandalorian Kids Costume, L Size, 149 cm, Age 10

Rubie's #ad - Ideal dress up for star wars fans. Great for themed Parties, Halloween and World Book Day. Official disney the mandalorian product from the Rubie's Range look for trademark on packaging and label to help assure you've received authentic safety-tested item.

Available in sizes small 5-6 years : height approx 117cm; waist approx 65cm medium 7-8 Years : Height approx 132cm; Waist approx 72cm Large 9-12 Years : Height approx 147cm; Waist approx 82cm. Rubies' official licensed product tested to all required European and UK standards, including EN71 and REACH. Product includes digitally printed deluxe jumpsuit with foam padded body armour, holographic panel on the chest, moulded 3D belt and bandolier.

Long cape with velcro shoulder tabs, Moulded EVA Mask. Important: us designed and sized product, please refer to sizing chart image for reference. Officially licensed Disney Star Wars The Mandalorian Costume created by Rubie's. Blaster Not Included.
BrandRubie's #ad
ManufacturerRubie's #ad
Weight0.25 kg (0.55 Pounds)
Part Number300929L

5. Spooktacular Creations


Adult Size White, Spooktacular Creations Inflatable Costume Unicorn Full Body Unicorn Air Blow-up Deluxe Halloween Costume

Spooktacular Creations #ad - Adult Size. Perfect for halloween dress-ups, halloween costume party, Halloween Night Event. Air pump requires portable Power Bank or 4 AA Batteries. Money back guarantee- "contact seller" and we will refund you or ship you a replacement if the one you received fail to work in 90 days.

Deluxe version of inflatable full Body Unicorn Dress Costume. Do not put battery pack in Your Own Pocket Otherwise It Gets Overheated. One size Fits All. Batteries Not Included. Package includes instruction sheet, inflatable full body Unicorn Costume Suit and Air Pump. Use the pocket located inside the costume’s legs to safely store the battery Pack. Add lots of fun to your Halloween Party and Other Theme Activities. Halloween Trick or Treat Events. Adjust the direction of the Fan and Tighten the Drawstrings for the Best Inflating Performance.
BrandSpooktacular Creations #ad
ManufacturerJoyin Inc #ad
Part NumberH9-AYPL-8ZW7



Pink Mouse Ears women, cute mini mouse ears for girls Birthday Party Cosplay Costume Accessories, FACHPINT Candy Bows Mouse Ears Headbands

FACHPINT #ad - Satisfaction guaranteewe focus on high quality and gorgeous headband. Firm & durable candy mouse ears headband adopted high-quality handmade materials. Every item of mouse ears and mouse ears for adultsis handmade. Unique designdifferent mouse ears colors and styles available for you to choice your favorite.

If there's something makes you unsatisfied, please don't hesitate to contact us. Fachpint candy mouse ears headbands are equipped with beautiful shiny mouse ears, shiny bows, It looks so cute and super comfortable to wear. Mouse ears and bow are firmly attached to the headband, The strong headband, thick and erect ears, and fine workmanship guarantee its durability and wearability. Size & materialmouse ears headbands are applicable for children & adults, and one size fits all. The material of the headband is satin, it's very soft &comfortable, With highly elastic non-slip material, it can be worn firmly on the head.

Which can stretch to accommodate any size head or hairstyle, about 8 inch height. It is perfect for theme party, birthday party, Holiday gifts for children, Christmas, etc. Thanksgiving, cosplay and party decorations. Great for different occasionsfachpint mouse ears headbands are suitable for various occasions such as Halloween, will attract the attention of others in any occasion. We would offer you 100% refund or a replacement within 1 months.

7. AmzBarley


AmzBarley Girls Mermaid Tail Costume Dress Child Halloween Fancy Party Dress up Dresses Birthday Gowns Clothes Blue+008/9 3-4 Years 110

AmzBarley #ad - Beautiful clothing for your little princess baby girls for birthday, party, cosplay, dress up, Christmas, costume, photo shoot, Halloween, etc.

Cotton, polyester, organza mesh, soft lightweight comfortable fabric for your kids’ skin;. Children will love it! Wear. Ruffles elastic strap, fins like waist, sequin skirt, wide fishtail hem of 3 layers: mesh + glitter-organza + silk-like mesh;. Adorable little Mermaid Ariel costume dress for your princess;. Recommended for girls age: 3-12 years old, please check the size chart carefully, 5 size for you to choose, hand wash softly and hang to dry;.
BrandAmzBarley #ad
Part NumberRobe de Sirène
ModelRobe de Sirène

8. Spooktacular Creations


Spooktacular Creations Girls Mermaid Princess Fancy Dress Up Costume Set with Red Wig and Headband Toddler 3-4

Spooktacular Creations #ad - Super Durable. 3 pieces total little mermaid costume, includes Sequin and Lurex Mermaid Dress, Foam Seashells Headband and Long Synthetic Red Hair Wig.

Safety Test Approved. Deluxe ariel costume set for Girls. Child safe: non-toxic. Meet us Toy Standard. Size: small 5 – 7, medium 8 - 10 and Large 10 – 12. Superior Quality. Super value pack for role play. 100% polyester. Perfect for halloween dress up parties, activity, halloween costume Dress Up, Mermaid Girl Costume, Ariel Dress, Undersea Adventure Themed Parties, little mermaid Role Playing, Little Mermaid Costume, Ariel Costuem, Everyday Play and More!.
BrandSpooktacular Creations #ad
ManufacturerJoyin Inc. #ad
Height25.4 cm (10 Inches)
Length31.75 cm (12.5 Inches)
Width2.54 cm (1 Inches)
Part Number20013-3T

9. Rubie's


2 years, Rubie's Official Mommy Shark Childs Costume, Plays the Baby Shark Tune, Toddler Size Age 1

Rubie's #ad - Shark costume Romper with sound chip playing Baby Shark. Pink shark costume, side-fin shoulder covers; dorsal fin and tail-fin, attached shark character hooded headpiece with teeth lined face opening & original song sound chip with on/off switch. Us designed and sized product, please refer to sizing chart image for reference. Rubies' official licensed product tested to all required European and UK standards, including EN71 and REACH. This product will be delivered in Rubies' Branded Packaging.
BrandRubie's #ad
ManufacturerRubie's #ad
Height5.08 cm (2 Inches)
Length43.18 cm (17 Inches)
Weight0.11 kg (0.25 Pounds)
Width35.56 cm (14 Inches)
Part Number701703

10. Smiffys


Zombie School Girl Costume, with Skirt, M, Jacket, Mock Shirt & Tie, Grey

Smiffys #ad - Zombie school girl costume for an apocalyptically good time! Dry Clean Only, 100% Polyester. Contents: 1 x smiffy's children's zombie school girl costume, Does Not Include Tights and Shoes, Ages 7-9, Mock Shirt and Tie, Jacket, Serious Fun, tartan Skirt, 43025M.

Children's zombie school girl costume, for indoor events, Perfect for carnivals, mock shirt and Tie, jacket, Blood splattered and torn grey jacket and mock shirt, Including: Tartan Skirt, theme parties and Halloween. Ages 7-9: chest: 27-29 inch, height: 52-57 inch, Waist: 24-25 inch, Thin material avoids overheating. Easy to put on and take off, Visits to the toilet made easy thanks to elastic waistband.
BrandSmiffys #ad
ManufacturerSmiffy's #ad
Height2.09 cm (0.82 Inches)
Width29.59 cm (11.65 Inches)
Part Number43025M