900+ shoes reviewed and cut in half

13 currently testing

14 bought and to be tested

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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

Premium Cupsole Sustainable Leather Sneakers - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
Premium Cupsole Sustainable Leather Sneakers - 20 parameters
2. zapatillas de running entrenamiento supinador ritmo bajo pie normal apoyo talón.
Premium Cupsole Sustainable Leather Sneakers - Comparing the results
3. Officine Creative Kombo 002 calf suede sneakers Toni neutri.
Premium Cupsole Sustainable Leather Sneakers - Wear test
4. Chelsea boots GEOX U Sepherica A U26BYA 000CL C9999 Black.
Premium Cupsole Sustainable Leather Sneakers - No bias
5. sneakers Adidas niño niña talla 25.