Muck Boots MuckmasterThe Muckmaster boot provides comfort in extreme conditions. With a stretch fit top line binding, these work boots stay snug to your calves; keeping warm air in and cold air out. The classic Muck Boot neoprene adjusts to the unique contours of your foot and the air mesh lining lets your feet breathe, making these commercial grade work boots flexible, 100% waterproof and comfortable. The thermal foam underlay and the EVA moulded midsole provides optimum