New Balance Fresh Foam X Hierro v9 (D Standard) Mens Afterglow Womens Triathlon Clothing while the optimized 3D chassis

while the optimized 3D chassis gives you extra stability on longer

single-density EVA midsole

Anatomical Design

it's double-layered for extra warmth

The Topo Athletic Ultraventure 4 trail running shoes' plush platform combines with our signature roomy toe box to deliver long-lasting comfort

New Balance Fresh Foam X Hierro v9 (D Standard) Mens Afterglow Womens Triathlon Clothing while the optimized 3D chassisThe Fresh Foam X Hierro v9 offers ultimate reliability for adventurous terrain, with technical features designed specifically for the trail runner. Dual density cushioning combines plush comfort with a more stable underfoot feel. A Vibram outsole features a revamped tread pattern and deeper, 6mm lugs, for superior traction, and a knit upper with a gusseted tongue is breathable, while helping to protect against loose debris.