If you spend a lot of time on your feet outdoors, you better be comfortable. 100% Waterproof Height: 10" Circumference: 16" Comfort rated from temperate to -40°F Durable hand-lasted rubber and a four-way stretch inner bootie Constructed with 7mm waterproof Neo-Tech™ Easy-on pull handles Internal midsole with rubber sponge delivers extra cushion and warmth Non-slip and non-marking outsole DuraFresh bio-technology that activates to fight unwanted odours