adidas gsg9 brown black friday | 900+ shoes stared and cut in half

13 currently testing

14 bought and to be tested

We star shoes

Guides

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

Latest stars

Popular stars

Testing process

adidas arkyn ash pearl necklace blue black - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
adidas arkyn ash pearl necklace blue black - 20 parameters
2. In our lab, we measure and assess over 20 parameters for each shoe.
adidas arkyn ash pearl necklace blue black - Comparing the results
3. Our tests are standardized, and our results are comparable.
adidas arkyn ash pearl necklace blue black - Wear test
4. We also wear test shoes in their appropriate settings.
adidas arkyn ash pearl necklace blue black - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.