Lightweight Merino wool hiking socks from Darn Tough with targeted cushioning. Designed for premium performance on all-weather hikes, the Darn Tough Light Hiker Micro Crew a calf-height sock that built to last.Constructed with a fine gauge knit, the Light Hiker uses a blend of nylon, Merino wool and lycra to provide a naturally moisture wicking, breathable and anti-microbial sock.A performance fit, achieved through a high density knit, ensures the Light Hiker socks wont slip, bunch or rub, providing long lasting comfort in all conditions. For added comfort, True Seamless technology gives an ultra-soft invisible feel so you may even forget youre wearing socks at allDarn Tough are so confident in the quality of their socks, they offer a lifetime guarantee. Hike in complete comfort with the Light Hiker Micro Crew Socks from Darn Tough.