Introducing the Lowa Men's Fortux GTX Waterproof Running Shoes. These waterproof, distance-focused shoe is designed for longer runs on trails in any weather conditions. Loaded with features like a speed lace and a smooth rocker that provides a natural rolling motion every step of the way. The durable jacquard upper and cushioned midsole provide maximum comfort mile after mile. FeaturesUpper: Jacquard Woven Microfiber, SyntheticLining :GORE-TEX Invisible FitInsole: ATRMidsole: Rocker Shaped High-Rebound DYNEVAOutsole: LOWA TRAC C Rubber outsole with proprietary tread designs specific for intended use.Lightweight: Optimized to reduce weight while working to maintain highest performance.Flexible: Lowa builds their boots with varying degrees of flexibility depending on intended use.