Natural running company Inov-8 introduces TrailRoc, a new range of trail running shoes designed specifically for running on loose, rugged and eroded trails. With three different options (Trailroc 235, zero drop; Trailroc 245, 3mm drop; Trailroc 255, 6mm drop) of varying cushioning, protection and differential, there is a new TrailRoc shoe for every trail runner’s…