Darn Tough's premier RFL next-to-skin fit and feel, knit from lightweight synthetic THERMOLITE®. Enhanced boot connection, breathability and Darn Tough durability? Check, check and check.

Men's over the calf socks average 17 in. from heel to cuff - expect them to cover the leg to just below the knee.

A performance fit means no slipping, no bunching, no boundaries. Here's to feeling connected and comfortable in your boots run after run.

Multi-zone mesh panels improve venting and flexibility, while reducing bulk and pressure points.

Reinforced Achilles and footbeds improve the comfort, durability and fit of our socks so you can wear them season after season.

Synthetic Thermolite® is a vegan option that is lightweight and insulating so your feet feel good.