The stylish Women's On The Spot Graduated Compression socks feature a cute polka dot design and??feature 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 natural??thermoregulation and arch support,??making them ideal for everyday wear. 33% Merino Wool, 33% Rayon from Bamboo, 28% Stretch Nylon, 6% Spandex. Arch support??keeps your foot comfortable??all day. Non-binding welt top keeps the top of the sock perfectly in place on your calf. Seamless toe closure to keep your toes from getting irritated during hiking or other outdoor adventures.. Non-cushion sole fits into all of your favorite shoes. 15-20 mmHg of therapeutic compression. Length: Knee high. 15-20 mmHg Compression Rating. 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. 845028055294 34039200016 SW3W