PolarForce® Max Boot (1140) | RefrigiWear。RefrigiWear PolarForce Max 800G Insulated Waterproof Safety Boots Mens 10 Please review photos and detailed seamstress measurements carefully to ensure a good fit. Colors may vary depending on your specific viewing device. This listing may include one (1) synthetic AI-generated photo representation to demonstrate approximate fit or styling. All other photos are of the actual item being sold. These RefrigiWear PolarForce Max (Style 1140CR) men\'s work boots feature an 8-inch waterproof leather upper with a performance polyurethane shell, 800g insulation, ASTM composite safety toe, EH protection, slip-resistant outsole, and VitaComfort anti-fatigue system. Designed for extreme cold environments (rated for approx. -40°F to 10°F), these boots are popular with warehouse, freezer, construction, and utility workers. Style 1140CR Color Black Comfort Rating: -40°F to 10°F Mid-calf height Lace up 8\" Leather upper; waterproof Performance polyurethane shell 800g Thinsulate DRI-BLAZE lining 360-degree padding Vitacomfort system Premium shock absorbing midsole Cushioned arch support ASTM F2413-24 I/C EH SR round, composite toe Durable, hybrid traction outsole; oil resistant Rugged, Gorpcore, Utility, Workwear, Technical, Industrial, Outdoor, Cold Weather, Performance, Heavy Duty Approximate Exterior Measurements: Heel to toe 12.125\" Ball across 4.75\" Heel across 3.75\" Heel height 1\" Shaft circumference 14\" New with tags. No flaws noted. Overweight Box-seller pays shipping overage.