New Balance Hierro v9 Vests/Waistbelts Compatible with any Bluetooth heart

Compatible with any Bluetooth heart rate-enabled device

Embedded in the midsole

Whether they’re busy racking up PBs or building unforgettable memories

Branded neck tape detail

a 3 pocket integrated waistband and multiple storage options on the sprinter

New Balance Hierro v9 Vests/Waistbelts Compatible with any Bluetooth heartThe 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