Our COF Testing Method
- Tests the entire shoe
- Tests use a variety of contaminants, including, water and grease
- Verifies slip scores through independent laboratory testing
- Uses internationally recognized ASTM testing protocols
Measure the effectiveness of traction in all our slip-resistant outsoles
Not all slip-resistant shoes are created equal. Shoes For Crews consistently achieves the highest Coefficient of Friction (COF) scores which measure outsole traction and slip resistance. Check out our COF score tool and see the proof for yourself!
Show me the proof!
Our proprietary outsoles are manufactured through a demanding and exacting process that ensures that the last shoe from the mold is as effective as the first, resulting in consistently high COF scores.