Inov-8 Men's Trailroc Y 245 Trail Running Shoe 100% Synthetic/Thermoplastic Polyurethane Imported Standard Fit Rubber sole Logo-accented trail running shoe in mesh featuring toe guard, lace-up vamp, and pull-loop at heel 3 mm heel-to-toe drop Third generation Meta-Shank for impact protection and flexibility Tri-c compound outsole of three different rubbers for grip and durability