900+ shoes blueed and cut in half

15 currently testing

12 bought and to be tested

We blue 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 blues

Popular blues

Testing process

Lefi-desert Boot En Cuir De Veau Et Daim - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
Lefi-desert Boot En Cuir De Veau Et Daim - 20 parameters
2. In our lab, we measure and assess over 20 parameters for each shoe.
Lefi-desert Boot En Cuir De Veau Et Daim - Comparing the results
3. Stone Island Sneakers con stampa astratta Grigio.
Lefi-desert Boot En Cuir De Veau Et Daim - Wear test
4. and this What The Kyrie celebrate what the shoe actually stands for.
Lefi-desert Boot En Cuir De Veau Et Daim - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.