Strive for a higher perspective in the V571 Sierra Trail runner from Apex. Formerly an Aetrex style, this men"s athletic shoe fetures a mesh and synthetic leather upper. The PRS insole can be customized or fully removed to match your foot. Fabric lining wicks moisture from the skin for comfort in motion. The removable orthotic insole features multiple layers of cushioning to minimize the pressure of outdoor adventure in the Apex Sierra Trail Runner.