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Finding Your Perfect Fit

Our superfine merino Wool fabric is comfortably snug and expertly conforms to fit the contours of your foot, while our mesh Tree fabric is form-fitting and stretchy, hugging your feet in all the right places. Due to this adaptability, we only offer whole sizes.

Fit Finder

All sizes are US-based

What US size do you usually wear?
WOMEN
US 5 6 7 8 9 10
UK 2.5 3.5 4.5 5.5 6.5 7.5
Euro 34 35 36 37-38 39 40
cm 21.6 22.2 23.1 24 24.7 25.6
MEN
US 8 9 10 11 12 13 14
UK 7 8 9 10 11 12 13
Euro 40-41 41-42 42-43 43-44 44-45 45-46 47
cm 25.2 26 27 27.7 28.6 29.4 30.5
Men's
Women's
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12
12.5
13
13.5
14
0
0
0
0
0
Thanks to our materials and construction, the fit of our shoes is very forgiving and versatile. Your Allbirds might feel comfortably snug at first, but over time, they’ll stretch a bit to conform to your feet. Still unsure of your size? Reach out to one of our fit specialists at help@allbirds.com.
How would you describe your feet?
narrow
average width
wide
Do you sometimes wear other sizes?
Yes, smaller than
Yes, larger than
No, I typically only wear

We are working on expanding our size range, but don't currently have a shoe that fits.

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We recommend you go with a...

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Sizing Chart

Men's sizes are 1.5 smaller than women's - for example, if you are a women's 10.5, you can purchase a men's 9.

WOMEN
US 5 6 7 8 9 10
UK 2.5 3.5 4.5 5.5 6.5 7.5
Euro 34 35 36 37-38 39 40
cm 21.6 22.2 23.1 24 24.7 25.6
MEN
US 8 9 10 11 12 13 14
UK 7 8 9 10 11 12 13
Euro 40-41 41-42 42-43 43-44 44-45 45-46 47
cm 25.2 26 27 27.7 28.6 29.4 30.5

More questions? Get in touch with one of our fit specialists at help@allbirds.com

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