The GL:SVT is the ultimate trail equipment for technical mountain trails. 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 (removable) GL:SVT 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 lugs Tight mesh upper with built in knit gaiter Design details pay homage to Avery Collins and Silverton, CO