The ultimate shoe specifically designed for the serious runner Mesh and fabric upper with breathable Sauc-Dry water resistant material Gusseted tongue with anti-lacebite pads Moisture-wicking, anti-odor, anti-microbial Ortholite® sockliner HRC Strobel Board increases cushioning and comfort XT-900™ rubber outsole gives ultimate durability and traction Saucony Super Lite and Heel ProGrid™ Lite EVA footbed provides superior cushioning External Bedrock Outsole (EBO) plate protects the foot from rocks and other debris