Material:

• Left and right asymmetrical carbon-fiber toes

Features:

• KEEN.DRY waterproof, breathable membrane
• KEEN.POLAR-TRACTION: micro-glass fibers create a "micro cleat" effect for increased ice traction*
• 400g KEEN.WARM insulation
• Non-continuous Goodyear welt construction for enhanced durability under extreme working conditions
• 90° heel (5/8" height)
• Heat-resistant rubber outsole up to 572°F/300°C

Safety:

• Non-metallic puncture resistant midsole plate—CSA certified. Meets CSA Z195-09 Grade 1 standards for protection
• Meets ASTM F1677-96 MARK II non-slip testing standards
• Meets ASTM F2913 SATRA non-slip testing standards