Top 9 Boys Dress Up Costumes 3-4 UK – Fancy Dress for Kids & Toddlers

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1. amscan


Green, amscan Girl's 9911449 Dinosaur Print Onesie Costume 3-4 Years Dress Up

amscan #ad - The hood looks like a t-rex head with angry eyes and your child’s face can be seen in-between the dino's big sharp-looking teeth! Packet includes: Onesie with hood. This easy-to-wear onesie is covered in a green scale pattern with a darker green patch over the tummy, and an attached tail. Once you’re done with this fun costume, please consider re-gifting or giving to charity to give it a new life. 3-4 years.
Brandamscan #ad
ManufacturerAmscan #ad
Height4.6 cm (1.81 Inches)
Length37 cm (14.57 Inches)
Width31 cm (12.2 Inches)
Part Number9911449
WarrantyNo Warranty



CHICTRY Kids Boys 2PCS Arabian Prince Costume Cosplay Party Cap Sleeve Vest with Pant Deluxe Set Royal Blue 10-12 Years

CHICTRY #ad - Matching pants with metallic waistband and leg cuffs, elastic waistband with self-tie belt. Cap sleeves, open front purple waistcoat, decorated with gold braided trimmings. Right knee with printed pattern. Costume is made of polyester and pleuche material, soft fabrics, comfortable to wear. Size table means age ranges for boys, but they are for general guidance only. Suitable for halloween, dress up, cosplay, role play, carnival, photography, theme party, holiday, etc.
BrandCHICTRY #ad

3. Marvel


Spiderman Hoodie for Boys 4-5 Years, Red

Marvel #ad - Sizing - a range of sizes to suit toddlers and kids, available from 2-10 years, see images for the measurement chart. Features - cosy hood, cuffed sleeves for warmth and a soft brushed-cotton lining.

Soft and breathable high-quality 100% cotton see images for more details. Marvel merchandise - our kids clothes boys hoodie is officially licensed by Marvel. Spiderman gifts - looking for christmas gifts for kids? These boys hoodies are the perfect surprise for Christmas, birthdays or special occasions and will go down a treat with any Spidey fan! Spiderman hoodie for boys - your little one will feel like a superhero with this spidey-tastic kids hoodie.
BrandMarvel #ad

4. Rubie's


Rubie's Official Avengers Black Panther, Age 5-7, Height 132 cm, Classic Child Costume, Medium

Rubie's #ad - Rubie’s official licensed product tested to all required European and UK standards, including EN71 and REACH. Official marvel product from the Rubie's Range, please ensure your product arrives in the Official Rubie's Packaging. Classic costume includes Printed Jumpsuit with attached shoe covers and mask. Us designed and sized product, m 5-7, please refer to sizing chart image for reference and costume available in child's sizes S 3-4, L 8-10. Official licensed marvel Film Product by Rubie's as seen in Avengers Infinity War.
BrandRubie's #ad
ManufacturerRubie's #ad
Height7.62 cm (3 Inches)
Length45.72 cm (18 Inches)
Weight0.29 kg (0.65 Pounds)
Width35.56 cm (14 Inches)
Part Number700657_M

5. Harry Potter


Harry Potter Hedwig Bobble Hat & Gloves Matching Set Kids 2 Piece Fluffy White Owl Winter Sets White 3-5 Years

Harry Potter #ad - A perfect gift for all kids - girls and boys will love this classic designed Harry Potter set. Don’t worry about which size to pick as these accessories sets are made of slightly stretchy material to to offer a comfortable fit for all.

They are fully machine washable. Quality design: the sets are made from a luxury knitted soft fabric that has been fully tested for durability. Huge harry potter range: we have a great range of nigthwear, slippers, bags and accessories in Harry Potter - be sure yo check out the full range on our store. This winter set is a great multi set of accessories all Hogwarts fans will love. A fantastic product at a great price. Its a unisex design for both boys and girls and for all ages.

These sets include a bobble hat and pair of stretchable gloves. Gifts for harry potter fans: looking for a perfect gift for harry Potter fans. We always use the very best materials to ensure warmth and comfort. Official harry potter hat set: official licensed by universal studios. Both head circumference measurements - 52cm is from about 3 to 6 years olds and 54cm is from about 7-10 year olds. High quality at a fantastic price.
BrandHarry Potter #ad
ManufacturerHarry Potter #ad

6. amscan


Amscan 9910154 Child Sustainable Doctor Fancy Dress Costume 2-3 Years

amscan #ad - Machine Washable. This sustainable and reusable fancy dress costume is designed to be as environmentally friendly as possible, manufactured with 100% recycled materials and machine washable for repeat wear. Please see description below for more detailed sizing. Costume includes:- Printed top and Trousers. Sizes subject to availability.
Brandamscan #ad
ManufacturerAmscan #ad
Height3 cm (1.18 Inches)
Length24.4 cm (9.61 Inches)
Width30.2 cm (11.89 Inches)
Part Number9910154
WarrantyNo Warranty

7. 3M


3M Safety Coverall with Cap, in Polypropylene, Size M, White

3M #ad - Breathable 45 gsm polypropylene material offers CE simple certification for non-hazardous particles and liquids. Elasticated hood, cuffs, ankles and waist for an ideal fit and freedom of movement. Category i coverall designed for light duty protection against non-hazardous liquids and dusts. Enhanced breathability and comfort for extended wear. One-way zip with storm flap and two-panel hood for optimal coverage.
Brand3M #ad
Manufacturer3M #ad
Part Number7000089591

8. amscan


Amscan 9913331, Officially Licensed Nickelodeon Blue Clues Jumpsuit Kids Fancy Dress Costume Age: 3-4 Yrs

amscan #ad - Packet includes: Jumpsuit and Hood with Velcro Release Badge. Transform into nick Jrs Blue's Clues with this fun costume. Size: 3-4 Years. Once you’re done with this fun costume, please consider re-gifting or giving to charity to give it a new life.
Brandamscan #ad
ManufacturerAmscan #ad
Height6 cm (2.36 Inches)
Length35 cm (13.78 Inches)
Width30 cm (11.81 Inches)
Part Number9913331
Warranty2 Years Manufacturer

9. Peppa Pig


Fluffy Hooded Dressing Gown, Pink, Peppa Pig Girls Dressing Gown, Peppa Pig Gifts 2-3 Years

Peppa Pig #ad - The kids dressing gowns are easy care and dry quickly. Official peppa pig merchandise -- the childrens dressing gown is part of the official range of Peppa Pig clothes for toddlers and girls. Peppa pig dressing gown -- peppa pig girl's robes are available in multiple designs with cute 3D ears and they’re made with warm and fluffy fleece to keep your kids warm.

Super warm fleece -- our fluffy dressing gown is made with the finest and warmest fleece, perfect for snuggling during winter time. Lovely gift for toddlers and girls from 18 months. This dressing gown for girls features a cute 3D design that you will only find available at Get Trend. From size 18 months to 6 years -- these dressing gown girls are available in the sizes 18-24 months, 2-3 years, 4-5 years, 3-4 years, 5-6 years.

Our official peppa pig clothing will be a great gift idea for a birthday, as a classic Christmas present or for any celebration. Please check our girls' sleepwear & robes size chart for further sizing details. The dressing gowns for kids come with a hood, 2 side pockets and an adjustable belt. Peppa pig girls gifts -- looking for cute kids birthday presents? this lovely fleece dressing gown will make perfect gifts for girls from 18 months up 6 years.
BrandPeppa Pig #ad