Top 10 Plain Adult Onesie UK – Fancy Dress for Adults

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1. NOROZE

NOROZE Mens Unisex Halloween Skeleton All in One Onesie Jumpsuit XXL, Plain Charcoal

NOROZE - Men's women's Unisex Halloween Special Onesie. 100% brand new and high quality Comfortable to wear. Large: length from shoulder to ankle Cuff 174 cm or 68", Chest 120 cm or 48". Medium: length from shoulder to ankle Cuff 162 cm or 64", chest 110cm or 44". Extra large: length from shoulder to Ankle Cuff 176 cm 68", Chest 127 cm or 50".
BrandNOROZE
ManufacturerNOROZE

2. Everglamour

Yellow, Everglamour 5055601172637 Onesie/Body Suit, Unisex-Adult, Small

Everglamour - One piece costume only, the shoes are not included. Material is flannel fleece. Adult unisex pikachu onesie kigurumi fancy dress costume hoody pajamas sleep wear. Hand wash in cold water or dry clean only, as spinning will damage the outfit.
BrandEverglamour
ManufacturerBixtech Ltd
Height8 cm (3.15 Inches)
Length35 cm (13.78 Inches)
Weight1
Width25 cm (9.84 Inches)
Part Number5055601172637
Model5055601172637

3. Everglamour

Yellow, Everglamour 5055601172651 Onesie/Body Suit, Unisex-Adult, Large

Everglamour - Adult unisex pikachu onesie kigurumi fancy dress costume hoody pajamas sleep wear. Hand wash in cold water or dry clean only, as spinning will damage the outfit. Material is flannel fleece. One piece costume only, the shoes are not included.
BrandEverglamour
ManufacturerBixtech Ltd
Height8 cm (3.15 Inches)
Length35 cm (13.78 Inches)
Weight1
Width25 cm (9.84 Inches)
Part Number5055601172651
Model5055601172651

4. FunnyCos

FunnyCos Adult Onesie Animal Pajamas Unisex Halloween Cosplay Costume Loungewear Fox S

FunnyCos - With pockets, store Phone or Wallet;. Machine washable, dry flat, Non-Chlorine Bleach, do not iron, Do Not Dry Clean. Best choice for halloween, animal cosplay, Homewear, Pajama Party, performance, Dressing Up, Thanksgiving, festival, Christmas, Loungewear and be as Sleepwear. Good choice for your family or friends birthday gift. Material:flannel--Cozy, light, warm and fluffy. For the season: Spring, Autumn, Winter.
BrandFunnyCos
Height5 cm (1.97 Inches)
Length15 cm (5.91 Inches)
Weight0.5 kg (1.1 Pounds)
Width10 cm (3.94 Inches)
Part NumberAPP-100622-B097RM5R34

5. PENGMAI

Deer Onesie Adult Teens Pajamas Onepiece Halloween Cosplay Costume Animal Outfit

PENGMAI - Cleaning--machine wash cold, non-chlorine bleach, Dry Flat, Do Not Iron, Do Not Dry Clean. Versatile--the fun designs help complete your ultimate cosplay look and will make sure you get noticed at your festival.

Suitable--multi-function clothingcosplay costumes, One pieces, Music festivals, Pajamas, Christmas, Outfits and suitable for: Halloween, Fancy Dress Party. Sizing--sizes are as follows:size s for 150-158cm height;size m for 158-168cm height;Size L for 168-175cm height;Size XL for 175-180cm height. Cozy--a special blend of comfort and fun, these flannel materials are soft to the touch and will keep you warm.
BrandPENGMAI

6. Wicked Costumes

Orange Convict Suit, Adult Costume Men : Extra Small

Wicked Costumes - Adult sizes: xs-small chest 34"; small chest 37"; medium chest 41''; Large Chest 44'' ; X-Large Chest 48''. Ideal for themed parties, Stag Parties, Halloween & more. Wicked Costumes. Includes: boiler Suit & Handcuffs. Adult orange convict Suit - X-Small.
BrandWicked Costumes
ManufacturerWicked Costumes
Part NumberRM-3143.(XS)

7. M-Suit

5'-5'4 152cm-163cm, Adults MSUIT Black Second Skin Halloween Fancy Dress Costume, size Medium

M-Suit - Exactly what you need for Halloween, music festivals, Carnival or colour fancy dress parties! Official black msuit costume: the msuit, the perfect way to show your true colours. Sizes that fit: size based on height; medium 4’7-5’2 138cm-158cm, large 5’3-5’9 159cm-175cm, x-large 5’10-6’1 176cm-185cm, XX-Large 6’2-6’9 186cm-206cm.

Perfect for designing your own costume: msuit costumes are the perfect starting point for designing your own costume, as this all in one spandex comes in a range of colours and style and can be accessorised to create your own characters! High quality msuit costume: our high quality material means a 4-way stretch and re-enforced stitching at stress points to make sure that this MSuit lasts for more than one wear.

Hand wash in cold water, air dry and you're good to go again! Msuit: brought to you by one of the world’s leading costume brands, we specialise in innovative and eye-catching designs for every occasion! With 1. 3 million Facebook followers. Closure Type: Zipper.
BrandM-Suit
ManufacturerM-Suit
Height1 cm (0.39 Inches)
Length22.85 cm (9 Inches)
Weight0.04 kg (0.09 Pounds)
Width34 cm (13.39 Inches)
Part NumberSTSBKM
ModelSTSBKM

8. Disney

Disney Pixar Toy Story Dress Jessie Character Women's Ladies Costume Outfit White

Disney - This jessie women's dress is perfect for cosplay, fancy dress, Disney themed parties or even casual wear making an awesome Toy Story gift for Disney lovers. Officially licensed toy story merchandise - the toy story fancy dress for adults is 100% official Toy Story merchandise making the perfect gift for all them Disney Pixar Toy Story movie lovers! To get the most out of this product please follow all wash and care label.

This ladies toy story costume dress features Jessie's classic cowgirl outfit with her embroidered shirt, buckled belt and blue skirt. 95% polyester & 5% elastane jessie the cowgirl dress – the wonder woman clothing for women is made from mixed materials and has a soft and comfortable feel. The jessie toy story costume comes in a ladies regular fit and is made for ultimate comfort; the Disney Pixar costume is a great as a Toy Story birthday present or a Jessie fancy dress outfit! Toy story jessie costume dress for women – this disney fancy dress for adults has short sleeves, a scoop neck and skater style dress for a stylish and comfortable feel.

Awesome for when needing some fun to wear to disney themed parties and for showing your everyday passion for Toy Story! Jessie the cowgirl character dress for ladies – the design of the toy story adult costume is inspired by the iconic Disney character, Jessie faithfully recreating her instantly recognisable look. Available in variety of sizes toy story cosplay outfit – this disney jessie dress for her comes in sizes small, x-large, medium, large, xx-large and xxx-large.
BrandDisney
Height2.5 cm (0.98 Inches)
Length25 cm (9.84 Inches)
Weight0.1 kg (0.22 Pounds)
Width25 cm (9.84 Inches)
Part Number5056210116104

9. Morphsuits

XXL | Original Bodysuit for Adults & Kids | Super Stretch Suit Great for DIY Party Outfit | Halloween, Morphsuit Full Body Costume, Black, Cosplay, Fancy Dress | For Men & Women

Morphsuits - Official morphsuit costume: the black original Morphsuit, fancy dress parties, carnival, the perfect way to show your true colours. Size & care: size based on height; medium 4’7-5’2 138cm-158cm, xx-large 6’2-6’9 186cm-206cm.

Exactly what you need for festivals, fun runs & PR events!1. 3 million facebook followers cannot be wrong; over 2 million costumes sold. Hand wash in cold water, x-large 5’10-6’1 176cm-185cm, large 5’3-5’9 159cm-175cm, air dry and you're good to go again. Long lasting: our material means a 4-way stretch, turquoise, gold, yellow, maroon, orange, pink, green, with double zips and re-enforced stitching at stress points to make sure this Original Morphsuit lasts& lasts! Make your own costume: our costumes are perfect for parties or designing your own costume as they come in 13 colours: blue, black, white, purple, red & silver.

About morph costumes: from morphsuits, the world's most popular costume brand which you can see through, breathe through and drink through.
BrandMorphsuits
ManufacturerMorphsuits
Height1 cm (0.39 Inches)
Length22.85 cm (9 Inches)
Weight0.03 kg (0.06 Pounds)
Width34 cm (13.39 Inches)
Part NumberMSBK2
ModelMSBK2

10. Smiffys

L, Smiffys Adult Men's Skeleton Jumpsuit Costume, Hood and Gloves

Smiffys - For an unforgettable halloween night! Dry Clean Only, 100% Polyester. Size l: chest: 42-44 inch, waist: 36-38 inch, inside leg: 33 inch, lightweight material for comfort avoids overheating. Easy to put on and take off, Visits to the toilet made easy thanks to tie on back of neck. Adult men's skeleton jumpsuit, ideal for outdoor or indoor events, including: Hood and Gloves, Perfect for Halloween and Theme parties. Contents: 1 x smiffy's adult men's Skeleton Jumpsuit Costume: Hood and Gloves, Colour: Black.
BrandSmiffys
ManufacturerSmiffy's
Height3 cm (1.18 Inches)
Length7 cm (2.76 Inches)
Weight0.1 kg (0.22 Pounds)
Width7 cm (2.76 Inches)
Part Number23032L
Model23032L