The Hoka One One Men's Challenger ATR 6 Shoe is a trail runner for cushioned runs in any kind of weather. It's raining, but you've gotta get your run in. Lace up with confidence in the GORE-TEX waterproof, breathable membrane in this shoe to keep feet dry and comfortable when the trails are wet. The EVA midsole offers balanced cushion with early stage Meta-Rocker for a smooth ride. The 4mm lugs imbedded into the durable rubber digs in for traction on varied terrain.