Developed with versatility in mind, the Arctic Outpost series delivers all of the protection and comfort Muck Boot are known for. The boots are crafted with 5mm CR Flex-Foam and a Fleece Lining for warmth and flexibility. They feature a new EVA Midsole for cushioning and an aggressive traction Outsole for grip. The upper is made of Flex Foam and the sole is EVA. Care instructions recommend cleaning with cold water and using rubber boot care products. The heel height is approximately 5.0 cm.