• Child wearing a yellow SpongeBob onesie with a white background
  • Child wearing a yellow SpongeBob onesie with a white background
  • Child wearing a yellow SpongeBob onesie and pants on a white background
  • Child wearing a yellow onesie with a Spongebob character design on a white background
  • Person wearing a yellow onesie and brown pants on a white background. View from the back
  • Close-up of a person wearing a brown and yellow Spongebob onesie with a visible brand tag.
  • Child wearing a yellow Spongebob onesie with a white shirt and brown pants on a light gray background
  • Person wearing a yellow Spongebob onesie and brown pants on a white background
(20 reviews)

SpongeBob™
Kids Onesie

Color: Spongebob
$49.99
$49.99
Sale Sold out
Size: 2-4Y

Features licensed Onesies:

  • Easy to wash and iron
  • Soft and comfortable to wear
  • Smooth sweater-like fabric
  • Officially Licensed
  • Fabric: 17% Cotton, 83% polyester
  • Washing instructions: Do not tumble dry, Machine Washable, Do not bleach
  • Includes: Onesie
  • Onesie: Hood, Side pockets, Brushed fleece inside
  • Model Size: Our model is 5'5" / 166 cm tall and is wearing size 14-16Y

Everyone else lives on dry land. SpongeBob's kids onesie brings Bikini Bottom to the living room.

What this is

An officially licensed Nickelodeon SpongeBob SquarePants kids onesie, with a vibrant yellow character hood, in a soft 83% polyester, 17% cotton blend. Sizes 2-4Y to 14-16Y.

Why this onesie works

  • Officially licensed Nickelodeon design with SpongeBob's signature yellow color and facial details.
  • Soft, cozy fabric blend for comfortable all-day wear.
  • Front zip closure with side pockets for easy wear and storage.
  • Machine washable, so it's easy to keep clean after repeat wear.

Good for

  • Halloween
  • Themed birthday parties
  • Dress-up days and sleepovers
  • Cozy days at home

Specifications

Included Onesie
License Officially licensed Nickelodeon / SpongeBob SquarePants product
Design SpongeBob character hood, vibrant yellow design
Fabric 83% polyester, 17% cotton
Details Hood, front zip closure, 2 side pockets, brushed fleece interior
Available sizes 2-4Y, 6-8Y, 10-12Y, 14-16Y
Care Machine washable, do not tumble dry, do not bleach

Frequently asked questions

Is this officially licensed?

Yes, an officially licensed Nickelodeon SpongeBob SquarePants product.

Can this onesie be machine washed?

Yes. Do not tumble dry and do not bleach.

Is this onesie available for adults, or as other Bikini Bottom characters?

Yes, it's also available as an adult onesie, and complete the Bikini Bottom crew with Patrick Star, Plankton, and Sandy Cheeks.
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Quality and Fit

Look sharp, feel comfy. Our slim-fit suits are made from high-quality polyester twill—built for style and movement. Go classic or go wild—your wardrobe, your rules.

Overall rating: 4.85 / 5 from 20 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["size","fit","fabric","onesie","material","quality","delivery","son"].

Review highlights

Reviews

Tolles Kostüm

"Mein Sohn wollte unbedingt als Super Mario zum Karneval gehen. Hatte dieses Kostüm dann gefunden und bestellt. Ich hatte die Hoffnung, dass es kein billiger Stoff ist. Und ich wurde nicht enttäuscht. Super bequem und fühlt sich gut an. Größengetreu"

— Diana P. (5/5)

Brilliant purchase

"7year old was excited to wear this giraffe onesie. It is cosy and warm and a good fit."

— Anne C. (5/5)

Perfect

"My kid loves it, can't get him to take it off!!"

— Jacquelynne G. (5/5)

"Fit as described and solid material/stitching. Has been worn for dress up and trick or treating. Washes well, too! Kids love it!"

— Michelle (5/5)

"Fit as described and solid material/stitching. Has been worn for dress up and trick or treating. Washes well, too! Kids love it!"

— Michelle (5/5)

Perfect !

"Perfect !"

— Annie b. (5/5)

Perfect

"Fast shipping and the outfit fit my son perfectly!"

— Deborah N. (5/5)

5 star top quality

"5 star top quality"

— Gavin F. (5/5)

Snelle levering

"Mooie onesie zoals op foto ."

— Bianca H. (5/5)

I had to guess size,

"I had to guess size, not having shopped with you before, but a 10 - 12 fitted beautifully on my 10 year old. He was delighted with it. It appears well made too. So I am a happy granny."

— Sue R. (5/5)

Q&A