TOPO Women's MT-2 Trail Running Shoes Grey/Olive 10 mesh Breathable mesh upper Fully gusseted tongue The outsole uses multi-directional lug traction Forefoot Flex Grooves Mud release features Runner&#039;s World &#034;Best Buy&#034; 2016 Award Winner Fully gussetted tongue to keep out dirt and debris Lightweight printing techniques are used to eliminate seams and reduce weight. Carbon rubber outsole Features multi-directional lug traction, forefoot flex grooves, and mud release features, optimizing rubber surface area for durability and grip. Usage Recommendation: Hybrid shoe for light trail and road running.