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 turfs.

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Testing process

How we test - Cut in half
1. We cut shoes in half to be able to see what's inside and do Jalkapallo tests.
How we test - 20 parameters
2. Puma Smash SD 'Black' Black White Sneakers Shoes 361730-01.
How we test - Comparing the results
3. Footwear PUMA Karmen 384614 04 Vaporous Gray Gum 3.
How we test - Wear test
4. We also wear test shoes in their appropriate settings.
How we test - No bias
5. puma time4change basket canvas girls sneakers jr in pink sandtapioca size.