F2337 Wigwam Merino Silk Hiker No one ever said hiking socks need to be rough, so why not slip on some softness for your next trek? Wigwam's Merino/Silk Hiker is a heavyweight sock knit for superior warmth and comfort and is ideal for any expedition you undertake. Merino wool and silk, the ultimate luxury Ultra soft, durable, no itch Elasticized arch for great fit Full cushion Luxury of Silk Seamless toe closure Insulating Wool Made in the USA Fabric 61% Merino Wool / 28% Nylon / 10% Silk / 1% Spandex Product Care Turn socks inside out before washing *Wash before first wear. Wash in warm water (maximum water temp is 120° F / 50° C) Do not bleach Do not use fabric softener Tumble dry or lay flat to air dry (Use normal cycle setting, set dryer to lowest heat)