NEW! OUR BEST COPPER SOCK EVER!! Extra long & cushioned from top to bottom. This heavy duty boot sock extends up to mid-calf & keeps your whole lower leg srapped in a warm terry pile. Compression shaping in the sole for a great fit. Heat reflecting copper fibers help relieve symptoms of stress and aging. Known for its many beneficial properties, copper perfectly enhances the warm luxurious softness of alpaca. Colorgrown alpaca and organic cotton are colored naturally without dyes or bleaches. All styles are 42% Undyed Alpaca/ 40% Organic Cotton / 14% Nylon / 3% Copper / 1% Lycra. Best of all are machine washable and machine dryable for total easy care! Colors shown left to right: Granite, Silver, Oat.