Brand: Sorel, a company originally known for durable, handcrafted winter boots made in Canada. Model: Bighorn. Materials: They typically combine a waterproof full-grain or nubuck leather upper with a heavy-duty, waterproof rubber duck boot design for the lower section. Insulation: The boots are insulated, often with a removable liner that in vintage models was rated for comfort in extreme cold, sometimes as low as -40°F (-40°C). Traction: They feature a lugged rubber outsole designed for reliable traction on snow and ice.
eBay