- Left and right asymmetrical carbon-fiber toes
- KEEN DRY waterproof, breathable membrane
- KEEN POLAR-TRACTION: micro-glass fibers create a "micro cleat" effect for increased ice traction*
- Non-metallic puncture resistant midsole plate CSA certified. Meets CSA Z195-09 Grade 1 standards for protection
- Non-continuous Goodyear welt construction for enhanced durability under extreme working conditions
- Locking non-metallic lace hooks
- 90° heel (5/8" height)
- Heat-resistant rubber outsole up to 572°F/300°C
- Meets ASTM F1677-96 MARK II non-slip testing standards
- Meets ASTM F2913 SATRA non-slip testing standards