Extreme outdoor work environments call for an extreme outdoor work boot. Stump Jumper delivers the durable support, protection, and incredible cushioning you need for long days on your feet. The aggressive, debris-releasing outsole is built to tackle mud and rocks, making it the ideal boot for harsh outdoor work environments and heavy duty construction. Stump Jumper 8 CSA Glacier Grip Waterproof 600g Composite Toe Work Boot Product Features : ATS® technology provides lightweight support that helps your foot adapt to uneven surfaces for lasting comfort and stability3M™ Thinsulate™ Insulation delivers lightweight warmth by locking in heat without adding bulk, DRYShield™ waterproof, breathable construction helps keep feet dry and comfortable when working on wet or muddy ground, Energy Max™ anti-fatigue insole helps provide maximum comfort and support that can be easily removed for cleaning or replacement, Lightweight FLX Foam™ midsole provides responsive cushioning and lasting comfort with every step, Slip-resisting Duratread™ sole with Glacier Grip™ ice and snow traction zones is engineered for maximum durability and passes hot contact testing at 300°C572°F, Specialized outdoor lug tread with debris-release design is engineered to provide reliable traction on varied terrain, Reinforced ExGuards™ help reduce wear on the toe and heel when working on rough or abrasive surfaces90° heel helps provide secure footing on ladders and uneven surfaces, Resoleable Goodyear welt construction joins the sole to the upper, providing long-lasting durability and extending the life of your boots, Lightly padded collar and tongue top, ASTM F2413 IC EH PR SR rated Men's Stump Jumper 8 CSA Glacier Grip Waterproof 600g Composite Toe Work Boots in Iron Coffee Full-Grain Leather D Medium by Ariat"