Tactical Research Belleville 101 Mini-Mil Athletic Tan Boot, 8 Leather Vibram sole Grain-out leather and 1000 denier Cordura nylon Compression molded EVA midsole, and single density molded EVA insole VIBRAM "Tarsus" oil and slip resistant rubber outsole Highly breathable unlined upper and padded Achilles support Weighs less than 2lbs a pair