High-tenacity nylon fibers at the heel and toe
Dura-Zone is weight for weight stronger than steel
Right-angle Heel Hold cup construction
Wunderseam seamless toe in the flex zone
Left and right foot design for optimal fit
Tested strong, the KEEN Olympus Lite Crew is the most durable sock on the trail. Dura-Zone high-tenacity nylon fibers – weight for weight stronger than steel – are blended into the heel and toe area for comfort, durability, and strong abrasion resistance. Right-angle Heel Hold cup construction provides a secure, natural fit. A Wunderseam seamless toe in the flex zone helps eliminate bunching, while the left and right foot design further optimizes the fit. 47% Merino wool, 36% nylon, 11% Dyneema polyethylene, 3% polyester, 3% Lycra spandex fabric. Built in the USA.