Product Details + 100% waterproof Durable hand-lasted rubber with a four-way stretch inner bootie Constructed with 7mm Neo-Tech waterproof insulation Bogs Max-Wick moves sweat away from your foot to keep you dry DuraFresh organic bio-technology activates to fight unwanted odors Non-marking and self-cleaning outsole Comfort rated to -30°F/-34°C Height: 9" Circumference: 9"