The Darn Tough Element No-Show Tab Lightweight Cushion Running Socks for Men provides padding to your feet. These Darn Tough socks feature a performance fit that won't slip or bunch, preventing blisters and allowing you to focus on your run. Cushioned heel tabs prevent friction around your shoes' collars. Made from 55% merino wool/43% nylon/2% spandex, these socks wick moisture, breathe well, and regulate temperature so your feet stay dry and comfortable. Machine wash.Manufacturer style #: 1116. 55% merino wool/43% nylon/2% spandex Padded for cushioning and high rebound Merino wool breathes well, wicks moisture, and regulated temperature Performance fit fights blisters by preventing bunching and slipping Cushioned heel tabs reduce friction on your heels