Designed to provide runners with ultimate comfort for rough and rugged trail runs, the Inov-8 Roclite 315 trail running shoe is back with much of the same great technology with new updates. This edition features a new X-PROTEC upper material that helps protect the runners feet while also offering a comfortable fit and feel. The impressive, traction-ready Tri-C rubber and multi-directional, clawlike lugs allow runners to gain solid footing and feel confident taking on more advanced trails. Upper: Durable, flexible, and breathable X-PROTEC upper with synthetic overlays and reinforcement at the toe to protect against rocks and debris. Midsole:Two-piece POWERFLOW midsole for comfort, improved shock reduction, and energy return. Outsole: ROCLITE outsole with Tri-C sticky rubber and variegated lug pattern helps runners navigate wet and aggressive terrain with superior grip.