Salomon XT-4 OG Black Silver Metallic - The Salomon XT-4 was designed for trail running and features an upper in fabric and heat-sealed TPU. This OG version comes equipped with Advanced Chassis for maximum stability, AC2 Muscle midsole, AC Skeleton support block and Mud Contagrip tread for unmatched traction. Quicklace lacing system, Ortholite insole for maximum comfort and padded collar.