The modern battlefield isn't symmetrical. It's complex and fluid with ever-shifting terrains and conditions. The reckoning is the game changer for 21st-century combat. Nothing less will suffice. The result is a boot that's lightweight, comfortable, streamlined, and configurable to fit any theater or uniform. Danner service men and women are a force to be reckoned with and this boot embodies that spirit. Details: suede and nylon upper, moisture-wicking air mesh lining and ventilation technology for comfort in hot weather, usar optional wear meets us army ar 670-1 requirements for optional wear, double rivet speed lacer for secure heel lock with lace-to-toe upper design for adjustable fit, removable open-cell polyurethane footbed provides superior shock, danner vibram all-terrain dat platform. This streamlined, lightweight platform features both vibram midsole and outsole material compounds that were calibrated for shock absorption and comfort. The rubber outsole was engineered for high mileage durability. An omni-directional pentagonal outsole lug pattern gives superior traction from all different angles, double-bevel tread prevents debris from compacting in the outsole and the arch tech grip design provides traction and grip used for roping and climbing. Danner recommends women select 1.5 To 2 full sizes down for correct fit. Material: suede, nylon, mesh, rubber, man made.