Warm fleece insulation and EVA cushioning define the green Muck Boots Outpost. Built for cold, damp outings, this tall boot pairs 5mm CR Flex-Foam with a warm fleece lining. An EVA midsole cushions your steps, while a pronounced traction tread provides a practical base for outdoor wear. - Flex-Foam with protective rubber lower upper - Slip-on fit - Warm fleece lining - 5mm CR Flex-Foam construction - Cushioned EVA midsole - Outdoor traction outsole - Brand: Muck Boots