The stylish women's compression socks feature a cute floral design and?four zones of graduated compression, which promotes circulation, minimizes swelling, reduces foot fatigue, and minimizes?varicose veins. Made from?a blend of merino wool, stretch nylon, bamboo rayon and spandex, they?provide?15-20 mmHg of therapeutic compression and?are designed with more space in the calf. 32% Merino Wool, 31% Bamboo Rayon, 32% Stretch Nylon,?5% Spandex. Non-binding welt top keeps the top of the sock perfectly in place on your calf. Arch support keeps your foot comfortable and supported all day long. Seamless toe closure ensures your toes won't get irritated, no matter how far you're hiking.. Lightweight cushioned sole. Designed with more space in the calf.?Fits a calf up to 21 in.. Ideal for: Prolonged sitting or standing; flying and travel; exercise and recovery; minor to moderate swelling of the feet; and minor to moderate varicose veins. Machine wash. Made in the USA.