• Comfort Rating: -40°F to 10°F
• RefrigiWear® Hybrid Traction outsole
• The BOA® Fit System for micro-adjustable fit that won't come loose

Dial into fast, effortless, precision comfort and warmth with the Extreme Hiker Boots featuring the BOA® Fit System.

When you're working in extreme cold conditions, you don't want to take your gloves off to adjust your boots. With the BOA® Fit System, you don't have to. Use the dial to tighten and loosen without compromising hand protection and get the perfect fit, that lasts all shift.

Keep out extreme winter weather with our HYDRY® waterproofing sytem. These cold-weather work boots have a waterproof 8-inch nylon and leather upper and these winter work boots fight fatigue with VitaComfort®, which absorbs the shock to your feet from walking and standing all day. Each boot has an ASTM composite safety toe, RefrigiWear® Hybrid Traction outsoles, and rubber heel plates for added protection and extra durability in all types of frigid working conditions. The boots are also electrical-hazard compliant for added safety. Long, hard days in tough conditions won't knock you down. Stay on your feet all day in extreme comfort.

The entire Extreme Collection, now offering complete head to toe protection, was designed for comfort, style, and the ultimate protection. When the cold warns you to stay at home, take it to the Extreme.