Features: Made of superior Chinlon and Spandex material, high elastic and soft, smoothly fit your calves and legs, more comfortable. Great grips at sole of socks provide excellent grip on slick surface, prevent falling or losing balance while walking or running. Easy to get on and and great for daily wear, moisture-wicking and sweat-absorption, lightweight and breathable, long-lasting durability. Compression socks provide the maximum boost to your blood circulation, help muscle recovery, reduce injury. Great accessory for hiking, cycling, ball game, runners, workouts or anyone else who would love a comfort boost for their legs and feet. Specifications: Material: Polyester Fiber Color: Black/White/Red/Purple/Yellow/Blue/Sky Blue/Dark Green/Green/Pink (optional) Average Size: 39-46 Package Size: 22 * 10 *1cm / 8.7 * 3.9 * 0.4in Package Weight: 75g / 2.6oz Package List: 1 * Pair of Sock