- Shirt
- Wig
| Size | Measurement | Standard | Metric |
|---|---|---|---|
| 2X | Chest | 51 1/4" | 130cm |
| Sleeve Length | 9 1/2" | 24cm | |
| Shirt Length | 28 1/4" | 72cm | |
| 3X | Chest | 55 1/4" | 140cm |
| Sleeve Length | 9 7/8" | 25cm | |
| Shirt Length | 28 3/4" | 73cm | |
| 4X | Chest | 59 1/4" | 150cm |
| Sleeve Length | 10 1/4" | 26cm | |
| Shirt Length | 29 1/4" | 74cm |
- 100% polyester
- Jersey knit, pullover shirt has graphics on the front
- Styled, faux hair wig has elastic band to secure on head
- Officially licensed
- Made By Us Exclusive
- NOTE: shorts sold separately
Brain Blast Incoming
Time to channel the highest hair, the biggest brain, and the most over-complicated solutions to very simple problems. The Plus Size Jimmy Neutron Costume transforms you into everyone’s favorite boy genius—just taller, wiser, and possibly more enthusiastic about snacks than science. Got a problem? Over-engineer it. Got a party? Show up with a rocket-powered entrance and that signature gravity-defying swoop.
Because nothing says genius like a T-shirt and a four-foot hairstyle.
Design & Details
This officially licensed Nickelodeon costume includes Jimmy’s iconic red tee, made from soft jersey knit polyester with his signature yellow atom symbol printed on the front. It’s a pullover style—no zippers, no buttons, no trip to the lab required. Just throw it on and you’re halfway to brain blast territory.
The real star of the show is the wig, styled to resemble Jimmy’s legendary soft-serve swirl of hair. It’s sculpted, cartoon-accurate, and ready to defy the laws of physics (and probably a few school dress codes). An elastic band keeps it secure, so you can keep your head in the game while pretending to invent time travel using a toaster and four AA batteries. Pants and shoes not included—just borrow something from your “failed experiment cleanup” wardrobe.
Big Hair, Bigger Genius
The Plus Size Jimmy Neutron Costume is perfect for nostalgic, cartoon-level confidence, and reenacting 2000s science experiments with questionable safety standards. Grab some friends, build a robot dog out of cardboard, and get ready for some absolutely unnecessary inventing. You’ve got the look. Now all you need is a lab accident and a catchphrase.
