Norvan LD 4 Solaris/Dynasty ShoesDescription The trail running shoe designed to tackle mud, roots, and rocks during your training runs and long distance adventures. Generous volume in the forefoot and effective midfoot support ensure comfort and stability, the lug geometry sheds mud for confident running on all types of terrain, while the durable upper and Vibram Megagrip outsole handle both rocky trails and loose surfaces with ease. Sizing and fit information: This style runs large.