Water, Snow, Mud — No Problem
The Genesis Collection 8″ Nano Safety Toe Waterproof Insulated boot is truly a boot to be reckoned with. A durable Chestnut full-grain leather upper pairs with a narrower heel for stability and a wider oblique toe box for added comfort.
The nitrile rubber outsole delivers exceptional slip, heat, oil, and chemical resistance, paired with a soft PU midsole and pedorthist-designed insole. With 400g of 3M™ Thinsulate™ insulation and genuine waterproofing, you'll never fear winter again — and you'll still get the lightweight, roomy fit the Genesis line is known for.
Key Features of the Thorogood 804-4259
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Chestnut Full-Grain Leather: A rich, durable American leather upper.
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Nano Safety Toe: A lightweight, ASTM-compliant safety toe with a slimmer profile than traditional composite or steel toes.
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400g 3M™ Thinsulate™ Insulation: Warmth without unnecessary bulk.
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Injection Construction: Bonds the outsole directly to the upper for a lightweight, all-day comfortable build.
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Composite Shank: Flexible support that holds up through long days on your feet.
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Nitrile Rubber Outsole: Exceptional slip, heat, oil, and chemical resistance.
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Molded PU Midsole + Poron® Forefoot: Cushioning with maximum energy return.
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Removable Genesis Insert: Pedorthist-designed footbed for all-day comfort.
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Waterproof: Includes a water evacuation channel in the outsole.
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Made in USA: Built domestically with U.S. and globally sourced components.
Warmth Without the Bulk
400 grams of 3M™ Thinsulate™ insulation keeps your feet warm in cold conditions without weighing the boot down or crowding the fit.
Lightweight From the Ground Up
Injection construction bonds the nitrile rubber outsole directly to the upper in one seamless piece, keeping the whole boot light on your feet without giving up durability.
Why Choose the Thorogood Genesis Series 804-4259?
If you need safety-toe protection and real warmth for cold-weather jobs, this is the pick — insulated, waterproof, and still built with the roomy comfort Genesis is known for.
Similar Styles to Consider
Don't need the insulation? See the Genesis Series 8″ Nano Safety Toe (804-4249). Don't need the safety toe? Try the Genesis Series 8″ Non-Safety Toe (814-4249).
Shop more: Thorogood 8 Inch, Thorogood Waterproof, Thorogood USA Made, Thorogood Safety Toe
Frequently Asked Questions
How warm is the 400g insulation?
400 grams of 3M™ Thinsulate™ is a mid-weight insulation, suited to cold conditions without the bulk of heavier winter-rated insulation.
What is a Nano Safety Toe?
It's a lightweight, ASTM-compliant safety toe with a slimmer profile than a traditional composite or steel toe.
Is this boot actually waterproof?
Yes — it includes a water evacuation channel built into the outsole to help keep your feet dry.
What makes the toe box different?
Genesis boots use a wider oblique toe box paired with a narrower heel, giving your toes more natural room to move compared to a standard toe shape.
