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Arc'teryx Postour Boot size guide

Tatsu/Black

Our tool compares official Arc'teryx size charts to find your perfect size. No measuring needed.

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Foot measurement
Measure your foot length in millimetres
mm
How to measure your foot
View on Arc'teryx
One person owns this shoe Most common sizes: EU 44

Does the Arc'teryx Postour Boot run small or large?

1 owners of the Arc'teryx Postour Boot have reported their size so far, including EU 44. We hold off on fit guidance until enough have reported for it to mean something.

Arc'teryx has not published a size chart for the Arc'teryx Postour Boot. What you see above is the brand's general chart, which covers the whole range rather than this model.

Official Arc'teryx Size Chart for Postour Boot

This chart covers EU 36 to EU 49 1/3, which is feet from 21.7 cm to 32 cm long.

This is the official brand-wide Arc'teryx size chart. Arc'teryx uses the same chart for the Arc'teryx Postour Boot as for its other models.

Source: the manufacturer's size guide
Fetched 2026-11-09 12:09:11

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US is not available for this shoe yet, so this is UK.

Official Arc'teryx Size Chart for Postour Boot
Foot Length UK EU US
21.7 - 22.0 cm 3.5 36 4
22.0 - 22.5 cm 4 36 2/3 4.5
22.5 - 23.0 cm 4.5 37 1/3 5
23.0 - 23.5 cm 5 38 5.5
23.5 - 24.0 cm 5.5 38 2/3 6
24.0 - 24.5 cm 6 39 1/3 6.5
24.5 - 25.0 cm 6.5 40 7
25.0 - 25.5 cm 7 40 2/3 7.5
25.5 - 26.0 cm 7.5 41 1/3 8
26.0 - 26.5 cm 8 42 8.5
26.5 - 27.0 cm 8.5 42 2/3 9
27.0 - 27.5 cm 9 43 1/3 9.5
27.5 - 28.0 cm 9.5 44 10
28.0 - 28.5 cm 10 44 2/3 10.5
28.5 - 29.0 cm 10.5 45 1/3 11
29.0 - 29.5 cm 11 46 11.5
29.5 - 30.0 cm 11.5 46 2/3 12
30.0 - 30.5 cm 12 47 1/3 12.5
30.5 - 31.0 cm 12.5 48 13
31.0 - 31.5 cm 13 48 2/3 13.5
31.5 - 32.0 cm 13.5 49 1/3 14

Arc'teryx publishes this chart as foot length, so the lengths above are the foot each size fits and we use them as published.

US 7 (EU 40) 🇺🇸 US 8 (EU 41 1/3) 🇺🇸 US 9 (EU 42 2/3) 🇺🇸 US 10 (EU 44) 🇺🇸 US 11 (EU 45 1/3) 🇺🇸 US 12 (EU 46 2/3) 🇺🇸 US 13 (EU 48) 🇺🇸

Frequently Asked Questions

The Arc'teryx Postour Boot runs true to size, so it matches standard sizing.

Your Arc'teryx Postour Boot size depends on your foot length and the shoes you currently wear. Use our size finder tool to get a personalized recommendation based on shoes you already own. Alternatively, measure your foot length in cm and use the size chart above to find your Arc'teryx size.

Yes, the Arc'teryx Postour Boot runs true to size compared to standard Arc'teryx sizing. Order your normal size.

Use the size chart above to convert between EU, US and UK sizes for Arc'teryx Postour Boot. Each size shows the corresponding foot length in mm so you can see what the charts say.

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What the badges mean

Official

The chart comes from the brand. We read it from a page the brand publishes and we link that page so you can check it.

Model specific chart

The brand publishes this chart for this shoe. Sizes on it apply to the shoe you are looking at.

Brand-wide chart

The brand uses one chart across its range. We show it when the shoe has no chart of its own.

Crowdsourced

Sizes reported by people who own this shoe. The number beside it tells you how many.

Last updated: 2026-11-09 12:09:11