These are the boots that started it all. “All what,” you ask? Well, they were the original BOGS that started keeping people warm, dry, and comfortable.100% Waterproof. Constructed with 7mm Neo-Tech waterproof insulation. DuraFresh natural bio-technology activates to fight odors. BOGS Max-Wick evaporates sweat to keep feet dry. Durable, hand-lasted rubber with a four-way stretch inner bootie.