Adult Seagull Costume Onesie
| Size | Measurement | Standard | Metric |
|---|---|---|---|
| Small | Chest | 49" | 124cm |
| Small | Sleeve Length | 25 3/4" | 65cm |
| Small | Torso Length | 34" | 86cm |
| Small | Inseam | 28 1/4" | 72cm |
| Small | Total Length | 65" | 165cm |
| Size | Measurement | Standard | Metric |
|---|---|---|---|
| Medium | Chest | 52 1/4" | 133cm |
| Medium | Sleeve Length | 25 3/4" | 65cm |
| Medium | Torso Length | 34 3/4" | 88cm |
| Medium | Inseam | 28 1/4" | 72cm |
| Medium | Total Length | 65 1/2" | 166cm |
| Size | Measurement | Standard | Metric |
|---|---|---|---|
| Large | Chest | 54" | 137cm |
| Large | Sleeve Length | 25 3/4" | 65cm |
| Large | Torso Length | 35 1/4" | 90cm |
| Large | Inseam | 28 1/4" | 72cm |
| Large | Total Length | 66" | 168cm |
| Size | Measurement | Standard | Metric |
|---|---|---|---|
| X-Large | Chest | 56 1/2" | 144cm |
| X-Large | Sleeve Length | 26 1/2" | 67cm |
| X-Large | Torso Length | 35 3/4" | 91cm |
| X-Large | Inseam | 28 1/4" | 72cm |
| X-Large | Total Length | 66 1/2" | 169cm |
- 100% polyester
- Fleece onesie has zipper down center front, sublimated graphics
- Attached hood has poly filled beak, attached hand covers have openings by the wrists to free hands
- Fleece wings sewn into sides and sleeves
- Made By Us Exclusive
Mine, Mine, Mine: The Onesie Form
The Adult Seagull Costume Onesie is a full-body bird costume for adults suited for office dress-up days, casual group outings, and Pixar-themed gatherings. Seagulls have one setting: absolute conviction. They are not suggesting you share your french fry. They are not asking. The onesie format is, honestly, the perfect vessel for that energy.
Once zipped in, the world looks a little different. Every parking lot becomes a territory. Every outdoor lunch is a negotiation you did not start but will finish. People around you will instinctively guard their snacks, which is a feature.
Design & Details
The Adult Seagull Costume Onesie gives you the full bird silhouette in one easy piece. The white and grey construction nails the classic coastal scavenger look, and the hood with beak detail means the commitment is immediate and non-negotiable from the moment you put it on.
Onesie-style costumes are low-maintenance by design. No separate pieces to track, no accessories to lose in the car. You show up, you are the seagull, and you spend zero energy explaining the costume because the beak does all the talking.
Fries Not Included
The Adult Seagull Costume Onesie is the rare costume that doubles as a personality. Loud, opportunistic, deeply unbothered. Wear it to your next group outing and watch everyone hold their plates a little tighter. That is respect. Chaotic, boardwalk-adjacent respect, but respect nonetheless.