Features: Highest quality materials and premium craftsmanship for extreme durability. Designed to increase blood circulation and reduce swelling. Soothes and relieves achy heels and feet. Quick and convenient to wear. Support your legs, save energy, reduce fatigue, lessen muscle vibration and help to prevent injuries, soreness, cramping and prevent injuries at the same time. Aids with spider veins, relief from minor edema, lymphedema, aching, discomfort during pregnancy and minor varicose veins. Helps to relieve pain & discomfort related to plantar fasciitis, achiles tendon, stress fracture, edema. Perfect compression sleeve for travel, sports, work, or home. Unisex and fits either foot. Specification: Color: Black Size : S/M, L/XL Material: Cotton 70% + spandex 25% + copper nylon 5% Package List: 1 Pair of socks Note: 1. Please allow slight dimension difference due to different manual measurement. 2. The color of the actual items may slightly vary from the above images due to different computer screen, thanks for your understanding. Label: Yes Washing Care: Hand wash cold, Iron at normal temperature <150C, Dry clean, Line dry in the Shade, Do not bleach