F2530 Wigwam Merino Hiker Midweight This sock is no slouch and provides the stay up power you need without the constricting feel of most socks on the market. Its knit true rib leg takes comfort to another level and incorporates over 119 years of knitting knowhow. Perfectly non-binding. Merino Wool keeps your temperate no matter the conditions and the foot is fully cushioned for comfort. Get that fabulous sock feeling. Midweight Zone Cushion Merino wool is soft, resists odor, insulates, doesn't shrink or itch Elasticized arch for a great fit Seamless toe closure Merino Wool Insulating Wool Odor Control Made in the USA Materials 53% Polyester / 28% Merino Wool / 17% Stretch Nylon / 2% Spandex Product Care Turn socks inside out before washing Wash in warm water. Do not bleach Do not use fabric softener Tumble dry or lay flat to air dry