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Need Help Finding Your Size?
Get a size recommendation based on the shoes you already own. No guessing. No measuring. Just a better fit.
Does It Run Large or Small?
Allbirds Tree Toppers runs 1.5 times larger than other Allbirds shoes and requires a custom size chart, which you find below.
Official Allbirds Size Chart
Allbirds - Whole Size - Male
Unsure about your size? Find your size or check out our detailed guide on how to measure your feet.
Fit Type: Runs large
| Shoe Length (mm) | EU |
|---|---|
| 245 | 41 |
| 255 | 42 |
| 265 | 43 |
| 275 | 44 |
| 285 | 45 |
| 295 | 46 |
| 305 | 47 |
Based On: Allbirds :: Official :: Whole Size :: Male
Last updated: 2025-09-05 06:35:39