F1086 Wigwam 625 Wool Crew Sock When Wigwam says the 625 is a wool athletic sock that lasts, they mean it; it's been in their line since the 1950's! Classic Crew length Lightweight, utilizes a dense but thin cushion in an area such as the heel, sole and/or ball of foot. No cushion, an ultralight weight that is absent of bulk and knit uniformly throughout the sock. Non-binding with no elastic Insulating wool Made in the USA Note : Not a pure white wool, color is a natural soft wheat hue. Materials 62% Natural Wool / 37% Nylon / 1% Spandex Product Care A little bit of care can keep your Wigwam socks performing well for years. Turn socks inside out before washing 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 at low heat)