The Sidi Ergo 5 Carbon road cycling shoe features a microfiber upper, a vented heel and tongue, and the Sidi Carbon Composite sole.
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This size chart provides our best estimate for which European shoe size to choose based on your US shoe size. This will not necessarily match the US size shown on the product, but it is the best guidance we can provide for this particular brand.
If we've noticed that any particular model deviates from the standardized chart, we will list this information in the product description.
Please contact us with any questions.