Darn Tough Light Hiker Lightweight Micro Crew Sock with Cushion (Men) - Denim Size:Large (L) an external heel feature adds

an external heel feature adds extra stability with every step

comfortable gait

providing a 50% energy boost with each stride

unbeatable

Rubber sole made from synthetic materials

Darn Tough Light Hiker Lightweight Micro Crew Sock with Cushion (Men) - Denim Size:Large (L) an external heel feature addsIf you redesign one of the most popular socks in the line you better come correct. Increased breathability with mesh panels on top of the foot, a new smooth ribbing upper that stays put forever, and extended cushion over the Achilles just a few heavy additions to one of the lightest hike socks out there. Performance Fit: No slipping, no bunching, and no blisters. Fine Gauge Knitting: Unprecedented durability and our unique "put it on, forget it's on"