Waterproof outer with thermal inner lining provides excellent warmth

With three layers of insulating fleece protecting the soles of your feet from the cold ground or boat deck, and a water resistant outer layer extending to mid calf, these are the warmest socks in our range. Featuring our unique thermocline fabric made using ECONYL® recycled nylon, these socks are not only excllent thermal protection, but they are also part of our commitment to building a more sustainable product and company.