Lightweight, breathable and grippy. All the key features in a Trail Shoe are here in the Women's New Balance Hierro V8 Trail Shoes. Featuring lightweight, breathable mesh uppers, your feet will stay cool through long hikes and trail runs. Vibram's Micro-Traction Lugs offer grip on even the most uneven surfaces. The outsole itself is made from more than 90% petroleum-free ingredients. Fresh Foam midsole is some of New Balance's lightest, most springy, cushioning foam yet. You've got to feel it to believe it. Even better, it's made with 40% bio-based content made from renewable resources. Fresh Foam X midsole made from approx. 40% bio-based content Vibram Eco-Step Natural Outsole made from 90% petroleum-free ingredients Lightweight, breathable mesh upper Micro-Traction Lug by Vibram Order today!