"SOON TO BE EXTINCT. If history repeats itself, Timberland's Mammoth men's waterproof boots are destined to stand tall – and so will you. These limited-release boots are designed to defend against extinction, with abrasion-resistant Helcor® leather and PrimaLoft® insulation that's ready to take on harsh outdoor conditions – whether it's the tundra of five million years ago or the dry deserts of today. A cracked, weathered aesthetic symbolizes the parched earth, while anti-fatigue technology ensures you'll traverse in comfort. Our Limited Releases are totally unique, and never around for long. See others we've done, and what's next."