Combining the warm, waterproof performance of its 5mm CR flex foam witha traditional hunting rubber boot design, the Muck Boots Woody Sport keeps your feet dry, period. This unisex bootis built around a 5mm CR flex-foam bootie with 4-way stretch nylon and features stretch-fit topline bindings for a snug fitting barrier from theelements. This Muck Boots boot also has a molded rubber Speed-Tracker outsole, a molded EVA midsole,and rubber overlay over the foot. For impressive traction and support, go with the Muck Boots Woody Sport.