The Hike Lightweight Merino Endurance Ankle Sock uses Forward Flex technology to prevent bunching for lasting comfort. ShockZone padding supports key areas of the foot and leg. Made with merino wool for softness and thermal control, it features Endurofil fiber that enhances durability and moisture-wicking. A flat toe seam reduces bulk and irritation. The sock offers high abrasion and wash resistance for long-lasting wear.