They are lightweight with zonal mesh ventilation to keep your feet cool, comfortable and dry when temperatures begin to rise. Shockzones padding is located in all the key areas and a flat toe seam helps prevent the kind of bunching that can cause discomfort on long walks.Lycra fabric construction and ThermoFit technology ensure that these socks return to their original shape and size after every wash.Performance hiking socksLow fit (¾ crew)Fabric: 42% nylon / polyamide, 29% merino wool, 19% Endurofil / polypropylene, 9% new wool, 1% Lycra / elastaneMoisture managementThermoFitFlat toe seamShockZonesElasticated archY-HeelColour: Black/Green