If you frequently run trails, you know how unforgiving some of the terrain can be. The Challenger ATR 4 can make those runs a little easier, since these comfortable Hoka One One running shoes for men and women offer a host of heavy-duty features. A wide toe guard and multi-lugged outsole give you a mix of security and control. Durable, versatile, and even breathable, the Challenger ATR 4 is a shoe for those rugged runs.