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Rearfoot GEL technology cushioning system: Attenuates shock during impact phase and allows for a smooth transition to midstance.
Ortholite X-40 Sockliner: This premium sockliner features higher rebound properties while providing excellent moisture management and a high-level of breathability (Ortholite is a registered trademark of O2 Partners LLC.)
Removable Sockliner: A sockliner which can be removed to accommodate a medical orthotic.
Ortholite Sockliner: Moisture management (Ortholite is a registered trademark of O2 Partners LLC).
Trail Specific Outsole: Reversed lugs provide uphill and downhill traction on all types of terrain.