Muck Boots Muckmaster Hi Wellington Boots Moss Another classic in the Muck line-up, the Muckmaster has served farmers and an array of outdoor workers for nearly a decade. With its tall rubber overlay, these rugged boots withstand sharp objects and are extremely warm, even standing in a wet field. Material Content: Rubber/Neoprene, Breathable Airmesh, Rubber Washing Instructions: Wipe Clean Boots Style: Wellington Lining: Other Materials Sole: Other Materials Upper: Other Materials Womens Shoes Fitting: Standard Breathable Airmesh Lining Calf-High Extended Rubber Overlay 2mm Thermal Foam Under the Foot Bed 5mm CR Flex-Foam EVA Contoured Molded Midsole MS-1 Molded Outsole Comfort Topline CR Flex-Foam adjusts to the unique contours of your foot to create a comfortable and stable foundation while resisting blisters and chafing