Muck Boots Muckmaster Mid Wellington A 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 Additions: Breathable airmesh lining Material Content: Neoprene/Breathable Airmesh/Rubber Washing Instructions: Wipe Clean Lining: Other Materials Sole: Other Materials Upper: Other Materials Temp rating -30C to 10C Reinforced rubber toe MS-1 molded rubber outsole Calf high extended rubber overlay 2mm thermal foam under the foot bed 5mm CR flex-foam EVA contoured molded midsole Comfort topline