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We go down the rabbit hole when it comes to running shoe technologies, features, and lab tests. See all our in-depth guides.

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Testing process

In a Fendi skirt suit and shoes with a Mark Cross handbag - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
In a Fendi skirt suit and shoes with a Mark Cross handbag - 20 parameters
2. In our lab, we measure and assess over 20 parameters for each shoe.
In a Fendi skirt suit and shoes with a Mark Cross handbag - Comparing the results
3. Our tests are standardized, and our results are comparable.
In a Fendi skirt suit and shoes with a Mark Cross handbag - Pharrell test
4. We also Pharrell test shoes in their appropriate settings.
In a Fendi skirt suit and shoes with a Mark Cross handbag - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.