The Groundhog is the ultimate outdoor working boot, it�s designed to combat dirt! Handmade,100% waterproof adjustable rear gusset and adjustable calf fastener. 5mm neoprene boot, constructed from 4-way stretch nylon. Resistant to horse urine. Rubber overlay, with 3M Retro-reflective details. Insole engineered to provide comfort all day long, Composite rubber outsole, with EVA midsole, providing a contoured foot bed for long term comfort. Outsole is designed to perform in challenging environments�and the�unique cleat design delivers additional grip.