Tighten the ultra-lightweight, waterproof Salomon SpeedCross 2 GTX Trail Running Shoe around your quick feet and be the first to break the tape at the end of a muddy race. Beat the other runners, or your own best time, when you hit the trail wearing this lightweight shoe equipped with a cool mesh upper and waterproof breathable Gore-Tex membrane, which keeps water out while expelling the sweat that builds as you pick up the pace in the sixth mile.