Men's Muck Muckmaster Tall Boots 664911-MMH-500A-BL The original Muckmaster, serving farmers and outdoor workers for over a decade. Delivering high performance and protection and optimial fit and comfort. This rugged boot withstands sharp objects while the breathable lining keeps your feet cool and dry in challenging weather conditions. Features EVA molded midsole with contoured footbed (internal) 2mm thermal foam underlay added to the instep area for additional warmth Extended rubber overlay for added protection MSI Bobbed Molded Outsole 5mm NEOPRENE bootie with fourway stretch nylon,100% waterproof, lightweight and flexible Shaft Circumference: 17in Stretchfit topline binding snugs calf to keep warmth in and cold out Height: 16in MS1 molded outsole is rugged, aggressive and durable for maximum protection and stability Men's Muck Muckmaster Tall Boots