New Balance Hierro v9 Shoe Size:5.5 Functional Benefits:

Functional Benefits:

Suunto app integration — audio customisation + real-time performance feedback from Suunto watches

Synthetic performance fibre blend

Safety features including incident detection and LiveTrack

New Balance Hierro v9 Shoe Size:5.5 Functional Benefits:The New Balance 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. Key Features