Be prepared for the mountain trail in this lightweight, durable and protective trail running shoe designed for unbeatable traction.Track, trail and cross-country ready; these Skyfires have got the stamina to go the distance whatever the terrain.Designed for and tested by Merrell\'s best trail athletes in extreme conditions, the MTL Skyfire features a TPU moulded heel counter to prevent overpronation on the Achilles, tendons and core part of the foot as each one if your strides hit the ground. A mountain-grade Quantum Grip rubber sole unit delivers uncompromised traction on the trail.So, with natural motion at its best, you\'ll be sure to hit the ground running on your next race day.TPU Heel counter - natural gait cycleReflective details - visibility in low light conditionsEVA foam midsole Breathable mesh liningInternal bootie - locked-in fitRock plate fro protectionMerrell mountain-grade Quantum Grip rubber outsoleVegan-friendlyStack height (heel/toe): 23.5mm/17.5mm, Drop: 6mm, Lug: 5mmWeight: 484g