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 : 0 : ATS® technology provides ergonomic support on uneven terrain3M™ Thinsulate™ Insulation for lightweight warmth, 1 : DRYShield™ waterproof breathable construction, 2 : Removable Energy Max™ anti-fatigue insole for maximum comfort, 3 : FLX Foam™ midsole has a light springy feel that cushions every step, 4 : Oil- and slip-resisting Duratread™ sole for maximum wear resistance, passes hot contact test at 300°C572°FGlacier Grip™ gives slip-resistance on ice and snow with specialized traction zones, 5 : Outdoor traction lugs with debris-releasing tread, 6 : 90° heel, 7 : Resolable Goodyear welt construction for durability, 8 : Reinforced ExGuards™ reduce wear on toe and heel, 9 : Lightly padded collar and tongue top, 10 : ASTM F2413 MIC PR EH rated Men's Stump Jumper 8 CSA Glacier Grip Waterproof 600g Composite Toe Work Boots in Iron Coffee D Medium by Ariat"