Stay connected to the trail with the snug cuff and blister-resistant fit of this lightweight ¼ sock. Designed with zero cushioning, it ensures nothing comes between you and the trailnot even those annoying pebbles that try to disrupt your hike. Plus, when the trail gets tough, the smooth, moisture-wicking Merino Wool keeps you comfortable and dry every step of the way.  A performance fit means no slipping, no bunching, no blisters. Here's to focusing on your run and not your feet Arch support alleviates foot fatigue and bunching for long-running comfort with zero slippage Flex windows mean less material where your foot needs to move the most so nothing interferes with your stride Runners enjoy Merino Wool's ability to dry quickly and move excess heat and moisture away from feet Darn Tough's lowest profile, ultra-lightweight yarns create zero bulk, zero itch socks that feel like a second skin Materials 53% Nylon, 40% merino wool, 7% lycra spandex