Created with the help of two career army officers from fort lewis, washington, the usa-made fort lewis is forscom approved and loaded with all the features a warrior or law enforcement professional needs. A cushioning vibram kletterlift outsole fights fatigue on long marches. Made of a specialized dry ice compound, the outsole remains flexible in extreme cold to aid slip resistance. The full-grain leather upper and gore-tex lining keeps the boot waterproof. Danner's famous stitchdown construction gives a more stable platform underfoot and superior durability.