Check out this Classic Winter Boot from Bogs.

The Bogs Classic High is the perfect winter boot. It is 100% waterproof and made from natural hand-lasted rubber and a four way stretch inner bootie for superior durability and comfort. The 7mm Neo-Tech insulation provide a -40°F/-40°C comfort temperature rating which will keep you warm on the coldest of days. 

• 100% Waterproof
• Natural hand-lasted rubber and a four way stretch inner bootie
• Constructed with 7mm waterproof Neo-Tech insulation
• Self-cleaning outsole
• DuraFresh bio-technology that activates to fight unwanted odors
• Easy-on pull handles
• Available in sizes 6-12
• 100% satisfaction guaranteed