Men&';s micro crew socks average 21.5 cm from heel to cuff - expect them to show about 15.5 cm above a low hiking shoe or just above a standard hiking boot. A performance fit means no slipping, no bunching, no blisters for peak hiking comfort. Synthetic COOLMAXA(R) yarns are vegan and help feet beat the heat and stay dry while hiking. Midweight CoolmaxA(R) socks actively move moisture to keep feet in their comfort zone on the trail. Vegan friendly. The "still" in Still Made in Vermont, USA is personal. We knit all our socks at our VT-based Mills - we can&';t imagine it any other way. Unconditionally Guaranteed for Life - if these aren&';t the longest-lasting socks you&';ve ever owned, return them for another pair. Cushion These micro crew hiking socks feature soft terry loops underfoot and targeted protection over the ankle and Achilles - our most popular cushion style. Machine wash in cold water on gentle cycle with socks inside-out. Do not bleach. Tumble dry on low or hang dry. Do not dry clean. Materials: 37% Nylon, 34% Coolmax Polyester, 26% Acrylic, 2% Lycra Spandex, 1% Other Fiber *Fiber percentages of socks may vary slightly.