Main Menu
Main Content

Adult Opposuits South Park Stan Costume Onesie

Made By Us
View Size Chart
Item # OSAO1091
Items Included
  • Onesie

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 36 1/4" 92cm
Small Waist 30" 76cm
Small Hips 39 1/4" 100cm
Size Measurement Standard Metric
Medium Chest 37 3/4" 96cm
Medium Waist 31 1/2" 80cm
Medium Hips 41" 104cm
Size Measurement Standard Metric
Large Chest 41" 104cm
Large Waist 35 1/2" 90cm
Large Hips 42 1/4" 107cm
Size Measurement Standard Metric
X-Large Chest 42 1/2" 108cm
X-Large Waist 37" 94cm
X-Large Hips 43 1/4" 110cm
Size Measurement Standard Metric
2X-Large Chest 44" 112cm
2X-Large Waist 38 1/2" 98cm
2X-Large Hips 44" 112cm

South Park Has Left the Mountain

Stan Marsh is heading to your Halloween party, and this time he brought the whole vibe with him. This officially licensed OppoSuits onesie captures the beloved South Park character in unmistakable, all-over printed glory.

Cartman Would Respect This Authority

The onesie features a bold, vibrant all-over print showcasing Stan's iconic red and blue color scheme, complete with his signature pom-pom hat and jacket design rendered across the entire garment.

It zips up easily for a hassle-free costume experience, making it one of the most effortless ways to rep South Park with maximum personality.

One Piece, Zero Problems

OppoSuits is known for crafting novelty suits and costume pieces that are both comfortable and durable. This onesie is designed to be worn all night without sacrificing fun or fit.

Sized for adults, it offers a relaxed, roomy feel that works well across a range of body types. No accessories required to complete the look.

Oh My God, They Nailed It

The authentic South Park licensing means the graphics are crisp, colorful, and immediately recognizable to any fan of the long-running Comedy Central series.

Whether surrounded by fellow South Park fans or a crowd who just appreciates a commitment to the bit, this costume delivers laughs and recognition in equal measure.

Made By Us
Designer Halloween costumes

We believe that costumes have the power to create some of life's best moments. That's why we started Made by Us. This diverse selection of costumes and accessories are all artfully designed and expertly crafted by our talented team of artists, designers, and developers.

Costume experts designing Halloween costumes

Each project begins with a passion for true quality–embroidered patches, faux fur cut with care, and hand-selected fabrics that are as durable as they are comfortable. Those are just a few examples of how much craft and creativity we put into each and every product. Just for you.

Behind the scenes of exclusive Halloween costume design

No matter how much time it takes, our goal has always remained the same–to create products that inspire your life's best moments–the big, the small, the funny, the spooky, and the sweet. The moments we all cherish. That's Made by Us.

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