"When your miles take you into unpredictable terrain, you need socks that won't quit ever. These Darn Tough Hiker Quarter Midweight Hiking Socks for Men are built with the rugged reliability Darn Tough is famous for. They sit approximately 5.5"" from heel to cuff and land roughly 3"" above a low hiking shoe. A secure Performance Trail Fit keeps the sock planted with less slipping and zero blisters, while breathable side vents help regulate airflow when the trail heats up. Midweight, Merino-wool construction adapts to shifting weather, keeping your feet dry, steady, and ready for the next switchback. Nearly invisible True Seamless toe seams prevent irritation and hotspots. Soft terry loops underfoot and targeted protection over the ankles and Achilles deliver cushioning. Machine wash cold. Tumble dry low. Manufacturer style #: 1959. 59% merino wool/38% nylon/3% Lycra spandex Performance Trail Fit Side vents help regulate airflow Invisible True Seamless toe seams"