Main Menu
Main Content

Super Mario Bros. Adult Mario Costume Onesie

or 4 interest-free payments of $12.50 with Pay with Sezzle Information
View Size Chart
Items Out Of Stock
Item # OSOSAO1002
Items Included
  • Onesie
Recommended Accessories
Add
Add
Add
Add
Add
Add
Add

Small Moments,
Monster Memories

Follow us @halloweendotcom and tag us with #yesfuncostumes to be featured here.

Product Information

Size Chart
Size Measurement Standard Metric
Small Chest 39" 99cm
Small Sleeve Length 25" 64cm
Small Torso Length 32" 81cm
Small Inseam 29 1/2" 75cm
Size Measurement Standard Metric
Medium Chest 42" 107cm
Medium Sleeve Length 25" 64cm
Medium Torso Length 32 1/2" 83cm
Medium Inseam 30" 76cm
Size Measurement Standard Metric
Large Chest 44" 112cm
Large Sleeve Length 25" 64cm
Large Torso Length 34" 86cm
Large Inseam 30 1/2" 77cm
Size Measurement Standard Metric
X-Large Chest 46" 117cm
X-Large Sleeve Length 25 1/2" 65cm
X-Large Torso Length 34" 86cm
X-Large Inseam 31" 79cm
Size Measurement Standard Metric
2X-Large Chest 48" 122cm
2X-Large Sleeve Length 26" 66cm
2X-Large Torso Length 35" 89cm
2X-Large Inseam 32 1/2" 83cm
Features
  • 60% cotton 40% polyester
  • Soft, hooded onesie has zipper down center front
  • Onesie has overalls look, embroidered buttons
  • Hood has embroidered M on the front
  • Set in pockets on each hip
  • Rib knit sleeve and ankle cuffs
  • Officially licensed

Bowser Better Watch Out

Transform into everyone’s favorite plumber with the Super Mario Bros Mario Costume Onesie for Adults. Perfect for any Mario fan, this officially licensed onesie brings the iconic video game character to life, making it an excellent choice for Halloween, cosplay, or any time you want to add a touch of nostalgia to your day. And Bowser? He'll be toast when he sees you wearing this comfy onesie.

Classic Mario Bros Look

This onesie is crafted to replicate Mario’s signature outfit, featuring a bright red top and blue bottom designed to look like his famous overalls. Embroidered buttons and an "M" on the hood complete the authentic look, making you instantly recognizable as the beloved character from Super Mario Bros.

Cozy Mushroom Kingdom Comfort

Made from a soft blend of 60% cotton and 40% polyester, this hooded onesie ensures maximum comfort. It includes a convenient zipper down the center front for easy wear and removal, while rib knit sleeve and ankle cuffs provide a snug fit. Perfect for lounging at home or making a statement at a party, this onesie keeps you warm and cozy.

Functional Fun for Gamers

Not just a costume, this onesie is designed with functionality in mind. Set-in pockets on each hip offer a place to keep your hands warm or store small items. Whether you're trick-or-treating, attending a cosplay event, or just having a fun night in, this Mario onesie combines practicality with playful style.

Officially Licensed from Nintendo

This Mario Costume Onesie is officially licensed, ensuring it meets the high standards of Super Mario Bros fans. Show off your love for the classic video game and bring a bit of the Mushroom Kingdom magic into your life with this delightful and comfortable costume. Get ready to jump into your next adventure with Mario!

Questions & Answers

There are no questions for this item yet. Be the first to ask a question!
Reviews 

There are no reviews for this item yet. Be the first to write a review!

Write A Review