Aetrex Copper Sole Men's Compression Socks Machine wash warm with like colors. Use only non-chlorine bleach when needed. Tumble dry medium Graduated compression from ankle to knee (20-25mmHg) Reduces swelling and leg fatigue Often recommended for varicose veins, swollen legs, post surgery and moderate edema Eliminates 99.9% of the bacteria and fungi in the socks to control odor and rejuvenate the skin Machine wash warm with like colors. Use only non-chlorine bleach when needed. Tumble dry medium