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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

Voltage Cherry Air Jordan 4s - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
Voltage Cherry Air Jordan 4s - 20 parameters
2. In our lab, we measure and assess over 20 parameters for each shoe.
Voltage Cherry Air Jordan 4s - Comparing the results
3. Air Jordan 1 Wings Metallic Gold.
Voltage Cherry Air Jordan 4s - Wear test
4. We also wear test shoes in their appropriate settings.
Voltage Cherry Air Jordan 4s - No bias
5. Jordan 1 Retro High Guava Ice555088-801.