Made in the USA Sole material Rubber Shaft height 18 Shaft circumference 17 INCHES About this item 5MM Neoprene for Comfort and Performance Pull tab for easy on/off Stretch-fit topline binding snugs calf to keep warmth in and cold out 100% Waterproof, 100% MUCKPROOF MS-1 Shaped outsole is rugged, aggressive and durable for maximum protection and stability Description Product Description Muck Wetland Rubber Premium Men's Field Boots are ideal for outdoor work and for water fowlers who always get wet. With a comfort range of -20 °F/-30 °C to 50 °F/10 °C, these 100% waterproof boots perform well in all seasons. 5 mm neoprene provides exceptional comfort, flexibility, shock absorption and heat retention. The extended rubber overlays on these men's field boots protect your feet and ankles from outdoor hazards. For added comfort, they feature Airmesh linings that allow your feet to breathe, and EVA contoured, molded midsoles that follow the natural shape of your feet. The self-cleaning MS-1 ribbed outsole wraps around for optimal protection, stability and performance in mud and snow. Comfort toplines are designed to fit close and keep out debris, but can be rolled down in warmer weather.