It's an urban shoe with the ruggedness you need and expect from a performance shoe.
In the mountains, ruggedness combines with thin and scattered soil to make these districts of small agricultural value.
Contemporary igneous outbursts are extremely common in some of the ancient formations, and add, by their resistance to atmospheric erosion, to the extreme ruggedness of the scenery.
Denim, long beloved for its own ruggedness and wind-breaking ability, is the natural substitute.
Denim's lightness and ruggedness made jeans a natural for cowboy wear.