Introducing the Arctic Sport II Boot, an extreme-conditions sport boot that's warm down to a toe-curling -40°F. With 5mm of CR Flex-Foam neoprene and a fleece lining wrapped in a soft rubber shell, your feet will stay warm and dry in the most extreme temperatures. Plus, the slip-resistant outsole is designed for traction across messy terrain. Stomp through rain, snow, slush, even mud…and keep comfortable the whole time.
About CR Flex-Foam
CR Flex-Foam is a flexible, durable, naturally insulated neoprene used in Muck® boots. It not only works to keep you warm and dry, it also allows your Mucks to form-fit to your feet, providing maximum comfort and support.