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