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Allbirds Size Charts

Find your perfect fit with the official Allbirds size charts

Use these size charts to find the right size for your next pair of Allbirds shoes. All measurements are in millimeters (mm).

Not sure how to measure your feet correctly?

Head over to Find Size, or check out our detailed guide on how to measure your feet and compare to the chart below.

Allbirds :: Official :: Whole Size :: Male

Last updated: 2025-07-17 11:28:48

Size (EU) Foot Length (mm)
41 260
42 270
43 280
44 290
45 300
46 310
47 320

Allbirds :: Official :: Half Size :: Male

Last updated: 2025-07-17 11:28:48

Size (EU) Foot Length (mm)
41 260
41.5 265
42 270
42.5 275
43 280
43.5 285
44 290
44.5 295
45 300
45.5 305
46 310
46.5 315
47 320

Allbirds :: Official :: Whole Size :: Women

Last updated: 2025-07-17 11:28:48

Size (EU) Foot Length (mm)
35 220
36 230
37 240
38 250
39 260
40 270
41 280

Allbirds :: Official :: Half Size :: Women

Last updated: 2025-07-17 11:28:48

Size (EU) Foot Length (mm)
35 220
35.5 225
36 230
36.5 235
37 240
37.5 245
38 250
38.5 255
39 260
39.5 265
40 270
40.5 275
41 280