Men's Fresh Foam X Hierro v9 SIZE:11 Smartwool's Men's Smartloft™ Vest uses

Smartwool's Men's Smartloft™ Vest uses a recycled wool insulation to offer lightweight

corn-derived lining

Plush midsole foam cushions every step

The updated heel and forefoot rocker design delivers an even smoother ride

Get ready for your race with training tips

Men's Fresh Foam X Hierro v9 SIZE:11 Smartwool's Men's Smartloft™ Vest usesFresh Foam X Hierro v9: Trail Running Redefined Built for trail athletes, the Fresh Foam X Hierro v9 is designed to feel like a natural extension of your feet. With a focus on comfort, stability, and protection, this shoe is your ultimate companion for adventures on rugged terrain. Key Features: Dual Density Fresh Foam X Midsole: Enjoy a softer top layer for plush cushioning and comfort, combined with a firmer bottom layer for enhanced stability and