Exceptional shoe designed for the serious ultra distance off-road runner who covers all tracks, trails and dirt paths. Abrasion resistant bomber synthetic nubuck/mesh upper with lateral width control and the midfoot expansion system offers fit adjustment for serious distances. The foot is internally supported on Northotic ergo footbed with Poron forefoot/heel inserts with AgION antimicrobial properties. The ultra lightweight compression molded EVA midsole with combined X-2 polymer dampening compounds provide high impact cushioning. Semi-curve lasted with medial posted rearfoot Thrust Chassis and X-Dome providing mechanical assistance to the midsole with support. A proprietary North Face UltrATAC outsole with Tenacious Grip rubber compound provides excellent traction both on and off road as well as stability and durability under a variety weather conditions and temperatures.