30% lighter than other boots. 100% easier on the eyes. 100% waterproof. Made with Seamless Construction - 30% lighter and tested to 1400 miles. Rebound cushioning provides lasting comfort. Constructed with 7mm Neo-Tech waterproof insulation. DuraFresh organic bio-technology activates to fight unwanted odors. BioGrip slip resistant outsole. Contoured eco EVA footbed with gel cushioning. Flex Width insole adapts to foot width. Comfort rated to -58°F/-50°C.