Introducing the GS:BLK.

The GS:BLK is the ultimate trail equipment for long distances. Precision fit is paired with maximum comfort and responsiveness to propel you through the mountains faster.

Features include:

• 100% beaded HTPU external midsole
• Proprietary drop-in midsole blend elastomer (removable) GS:BLK is not compatible with custom insoles
• PerformFit™ Wrap activated by BOA® Fit System featuring multidirectional dual-dial Li2
• Carbitex GearFlex plate compatible (plates sold separately)
• Michelin Fiber Lite outsole with 6.5mm long lug
• Spacer mesh upper with strategically placed high-tenacity fiber
• Design details are a mix of matte and shine black