Comfort Rating: -10°F to 40°FVibram® New Bifida with IceTrek® outsoleASTM composite safety toe Stay light on your feet while crushing your day with EnduraMax™, a lightweight work boot that stops the chill in its tracks. Comfortable for everyday wear, EnduraMax™ brings comfort and relief to tired, fatigued feet with built-in moisture management and shock absorption. A waterproof work boot with a hiker profile, EnduraMax™ offers protection in below-freezing temperatures. Waterproof leather upper protects in multiple conditions while the Vibram® outsole delivers a sure step with non-slip protection. Comfort Rating: -10°F to 40°F 200g Insulation Buffalo leather upper Vibram® New Bifida with IceTrek® outsole ASTM composite safety toe Rubber toe guard Waterproof VitaComfort® anti-fatigue and gravity-fed moisture management system Electrical hazard compliant EnduraMax™ Boot