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Under Armour UA SpeedForm® Gemini size chart and sizing guide

Under Armour

UA SpeedForm® Gemini

Black

Your shoes, smallest to largest, with Under Armour UA SpeedForm® Gemini

Under Armour UA SpeedForm® Gemini
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Foot lengths from manufacturers official size charts

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US Male 3.5/5
1 abroad
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US Male 4/5.5
1 abroad
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US Male 4.5/6
1 abroad
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US Male 5/6.5
1 abroad
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US Male 5.5/7
1 abroad
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US Male 6/7.5
1 abroad
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US Male 6.5/8
1 abroad
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US Male 7/8.5
1 abroad
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US Male 7.5/9
1 abroad
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US Male 8/9.5
1 abroad
🇺🇸
US Male 8.5/10
1 abroad
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US Male 9/10.5
1 abroad
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US Male 9.5/11
1 abroad
🇺🇸
US Male 10/11.5
1 abroad
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US Male 10.5/12
1 abroad
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US Male 11/12.5
1 abroad
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US Male 11.5/13
1 abroad
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US Male 12/13.5
1 abroad
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US Male 12.5/14
1 abroad
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US Male 13/14.5
1 abroad
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US Male 14/15.5
1 abroad
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US Male 15/16.5
1 abroad
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Does the Under Armour UA SpeedForm® Gemini run small or large?

The Under Armour UA SpeedForm® Gemini runs true to size. Order your normal Under Armour size for the best fit.

Under Armour Size Chart - Foot Length in CM

Use this Under Armour size chart to find your perfect fit. Measure your foot length in centimeters and match it to the size chart below.

Foot Length EU UK US Male
0 - 120 mm 32 48.5 14
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Frequently Asked Questions

Does the Under Armour UA SpeedForm® Gemini run small or large?

The Under Armour UA SpeedForm® Gemini runs true to size. Order your normal size for the best fit.

What size Under Armour UA SpeedForm® Gemini should I get?

Your Under Armour UA SpeedForm® Gemini 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 Under Armour size.

Is the Under Armour UA SpeedForm® Gemini true to size?

Yes, the Under Armour UA SpeedForm® Gemini runs true to size compared to standard Under Armour sizing. Order your normal size.

What is my Under Armour UA SpeedForm® Gemini size in US/UK?

Use the size chart above to convert between EU, US and UK sizes for Under Armour UA SpeedForm® Gemini. Each size shows the corresponding foot length in mm so you can find your perfect fit.

Last updated: 2026-02-18 00:45:16