Lightweight polymer frames reduce muscle fatigue in extended use.

's Hierro trail weapon is back and ready for more in it's 9th generation. Packing more cushioning thanks to the Fresh Foam X midsole and more traction thanks to a lugged Vibram outsolethe Hierro is equipped for whatever nature can throw at it.

The engineered mesh upper has been refined with a more comfortable and secure fit along with abrasion-resistant 'Toe Protect' TPU bumper whilst the burly heel pull-tab allows for easy on/off.

Under-foot a thick midsole sporting 42mm of NB's Fresh Foam X cushioning soaks-up undulating terrain while the Vibram Megagrip outsole has 6mm lugs for excellent traction in all conditions.

• Engineered mesh upper
• Toe Protect TPU overlay
• Fresh Foam X midsole
• Vibram Megagrip 6mm lugged outsole
• SKU: WTHIERZ9
• Stack: 42mm / Drop: 4mm / Weight: 234g

Inner foam relieves foot pressure