The Hoka One One Men’s Challenger ATR 6 Trail Running Shoes are designed to be versatile and provide good traction on all types of terrain. They have a distinctive outsole with zonal construction for optimum grip and weight. The outsole is made of broad, closely spaced zonal lugs that provide smooth transitions from one surface to another. The shoes also have a breathable mesh upper, a gusseted tongue, and a lace-up closure.