Timberland Pro Men's 8" Boondock 1000 Gram Work BootDesigned for Alaska, the 1000gm Boodock is the ultimate in cold weather work boots. These boots will handle anything your work environment can throw at your feet, and they fit and feel great. Features: 1000 grams of Thermolite insulation Premium waterproof leather with breathable waterproof membrane Cold formula TPU outsole provides enhanced traction on frosted ice surfaces, stays flexible and maintains oil and slip resistance at colder temperatures