SALOMON XT-4 OG Aurora Borealis L47442300. Very nice Running Trail shoe. Lightweight, streamlined upper combines a durable TPU wrap and mesh that's built to last. EVA cushioning perfectly protects the feet. Chassis and clamps providing great stability. Quicklace ™ lacing system. Molded OrthoLite® sockliner. Contagrip® TA for maximum grip. Racy look.