Bring out the headband because it's time for a complete overhaul. Darn Tough's redesigned No Show Tab men's running sock boasts a smooth, chafe-free cuff, advanced flex zones for high performance, and a supportive fit. Constructed with ultra-lightweight, moisture-wicking Merino Wool, these socks are designed to keep you comfortable throughout the day, whether you're going for a short jog or tackling marathon distances.  A performance fit means no slipping, no bunching, no blisters. Here's to focusing on your run and not your feet Heel tabs offer extra protection behind the heel from friction and keep debris at bay Arch support alleviates foot fatigue and bunching for long-running comfort with zero slippage 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 55% Nylon, 40% merino wool, 5% lycra spandex