Made for soldiers required to pursue combatants over diverse terrain, the Desert TFX has a rugged, aggressive outsole and Danner's patented, lightweight TERRA FORCE X system, which provides stability and support. The waterproof, breathable GORE-TEX lining is comfortable and the rough-out leather and 1000 Denier nylon upper supply durability. 100% waterproof and breathable GORE-TEX liner is engineered to keep your feet dry and comfortable - even in extreme conditions. TERRA FORCE X platform provides lightweight, durable traction, heel-to-toe energy transfer, side support to enhance maneuverability, and protection from arch overwork and fatigue.