Keep healthy and keep going. The Dr. Scholl's ultra comfortable knee high socks with a mild compression level (10-15 MMHG) are designed for physical conditions or lifestyle situations that cause tired and achy legs or swelling. These socks are cotton free to reduce moisture absorption and irritation and are constructed with premium materials for the ultimate fit and comfort. Every pair of Dr. Scholl's socks is guaranteed for one year. These travel compression socks are ideal to wear on lengthy flights or for long hours sitting behind a desk. Made in the USA. Fits women's shoe size 4-10. 2 pairs per package.