The product is 100% waterproof. Built with durable hand-lasted rubber over a four-way stretch inner bootie. It has a non-marking self-cleaning outsole for superior traction. Bogs max-wick moisture-wicking lining helps feet stay dry and comfortable. Dura fresh anti-odor protection keeps feet fresh and clean. Waterproof and warm to -40 degrees Fahrenheit, the Classic High boot from Bogs features a non-slip rubber outsole to deliver excellent grip on wet surfaces, along with an internal shank for stability.