Guides

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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zapatillas de running Altra Running talla 42.5 verdes | Popular reviews

Testing process

How we test - Cut in half
1. We cut shoes suede in half to be able to see what's inside and do accurate tests.
How we test - 20 parameters
2. In our lab, we green and assess over 20 parameters for each shoe.
How we test - Comparing the results
3. Our tests are standardized, and our results are comparable.
How we test - Wear test
4. Ankle boots SIMPLE SL-04-02-000101 103.
How we test - No bias
5. No bias: we buy all the shoes suede on our own and accept no sponsorships.