Ahnu Men's Mount Tam Waterproof Shoe - in stock now. FEATURES of the Ahnu Men's Mount Tam Waterproof Shoe Dual density EVA sock liner helps keep heel centered Dual density compression molded EVA midsole cushions, supports and centers the foot on varied terrain Numentum Hike technology provides stability and support Breathable mesh upper to allow air circulation to help keep foot cool and dry in warm and hot weather Waterproof membrane to keep you dry Waterproof leather upper with waterproof seam sealed construction Spider Rubber outsole for traction in all environments 14.7 oz