Lowa Men's Ranger GTX Trekking Boot 100% Leather Vibram sole Waterproof and breathable Gore-Tex membrane Built for carrying moderate loads over on-trail terrain Lowa Control System manages moisture to keep feet dry and help eliminate blisters and hot spots C4 Tongue is anatomically-contoured for a natural flex that cradles the foot in comfort and provides a faster break-in time X-Lacing with tongue stud allows for better pressure distribution Full-length nylon shank and SPS System help to control over-pronation and supination, reducing fatigue and potential injury when covering long distances