900+ shoes reviewed and cut in half

13 currently testing

14 Eye Gibson Shoes

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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

Koio Capri sneakers - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
Koio Capri sneakers - 20 parameters
2. Freya Suede Sneakers Grey.
Koio Capri sneakers - Comparing the results
3. A detail shot of The Shoe Surgeon's custom Air Jordan 1 "Chicago.
Koio Capri sneakers - Wear test
4. Sneakers G-STAR RAW Rackam Parta Low D12458-B055-990 Canvas Mix.
Koio Capri sneakers - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.