Built to meet the demands of the world's most difficult ultras, the Trail N 2 gives you unmatched traction and protection with a smooth ride that will keep you flowing over miles of grueling trails. Seamless Upper creates an out-of-the-box, amazing fit through a seam-free interior. Perforated SBR tongue foam doesn't absorb water, while offering great comfort and breathability. Biomechanically tuned dynamic offset-shaped E:MOTION midsole for a neutral to supinator running gait.