- These Darn Tough® Vermont Mountaineering Micro Crew Extra Cushion hiking socks are made with long trails and high peaks in mind. - Sold as one-pair pack. - Extra thick and dense cushioning throughout. - A performance fit that doesn't slip or bunch and that's designed to help prevent blisters. - Fine gauge knitting offers incredible durability while keeping a soft and almost invisible feel. - Designed to pull moisture quickly away from your skin and disperse it over a greater area on your sock so that it dries more quickly. - All weather performance keeps you at just the right temperature no matter what season it is. - Merino wool provides warmth and breathability so you can stay comfortable no matter what the weather is like. - 70% Merino wool, 28% nylon, 2% Lycra® Spandex. - Machine wash, hang dry. - Made in the USA.