Norvan LD 4 Shoe Men's is an adaptable long-distance mountain running shoe designed for mountain running and trail runs, built as a long-distance runner that adapts to training and adventure over mud, roots, and rocks. Spacious forefoot with a secure midfoot hold for comfort and stability Mud-releasing lug pattern for traction and control across varied terrain Durable upper and outsole designed to handle rock and soft trails Product Type: Men's long-distance mountain running shoes Weight: 270g Pair with a trail running apparel layer and a Men's running vest for longer mountain runs. The long-distance shoe designed to adapt to all your training and adventure runs over mud, roots, and rocks. The spacious forefoot and secure midfoot hold deliver comfort and stability, the mud-releasing lug pattern gives you the control to rip and grip across any terrain, and the durable upper and Vibram® Megagrip outsole stand up to unforgiving rock and soft trails. Size and fit tip: We've heard that this product runs large. Please refer to the sizing chart to find your foot length, then we recommend choosing a half size down.