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Wondering how Uniqlo fits compared to On Running? Use our instant size converter to find your exact equivalent size in shoes and clothes.
Uniqlo and On Running have different sizing scales. Our converter instantly calculates the difference based on official charts and real measurements.
Simply enter your Uniqlo size in the converter above. It will automatically find the matching On Running size in EU, US, UK, and CM.
No, Uniqlo and On Running often use different lasts and patterns. A size 42 in {brand1} might not correspond exactly to a 42 in {brand2}.