The New Balance Fresh Foam Hierro v8 trail shoes are perfect for adventuring in the great outdoors. Equipped with a Vibram® Outsole for traction and durability on uneven terrain, and a tall stack of Fresh Foam X cushioning to smooth out your ride, there’s no challenge these trail running shoes aren’t up for. Details: Upper: The lightweight upper features a breathable yet protected construction to hold up to the unique conditions of going off the beaten path.Midsole: New Balance’s Fresh Foam X midsole foam delivers a smooth and cushioned ride that will keep you comfortable no matter how far your adventure takes you.Outsole: A Micro-Traction Lug outsole by Vibram® gives you confident grip on varying surfaces whether the trails are wet or dry. Plus, the Vibram® Eco-Step Natural Outsole is made of more than 90% petroleum-free ingredients.