Machine Wash COPPER COMPRESSION SOCKS: Use special copper fibers, provide better support and performance. After a long time use or sport, copper fibers can better eliminate odor without any awkwardness. And copper material will rejuvenate blood circulation effectively. KEEP HEALTH: Our copper compression socks provide 15-20 mmHg compression, which can better promote blood circulation and relieve pain. Give the graduated compression value for your leg, foot and ankle, relieve muscle fatigue, reduce swelling. BREATHABLE & SUITABLE COMPRESSION: Use nylon, copper fibers, and spandex material, make the compression socks have better elasticity & durability, keep comfort, and breathable at the same time. Moisture-wicking properties rapidly and quick-drying keep your legs comfortable and dry all day. MORE SIZE CHOICE: Copper compression socks for men and women, Suitable for all occasionsyou can refer to the chart to choose the suitable size. Our compression socks have nice and snuggly supportive without being too tight or painfully uncomfortable, enhance blood circulation effectively. HIGH-YIELD INVESTMENT: Buying a pair of socks with a limited price will bring you unlimited health benefits. Suitable for people with varicose veins, long time working, nurse, running, cycling, office workers, airplane travelers, athletes, fitness workouts.Contact our staff after placing the order to inform the required size