Material: nylon, spandex sebs, Product size: S size 11.8 * 8cm, L size 12.8 * 8.5cm Relief your foot: metatarsal compression arch support brace is featured with non-slip sole and shock-absorbing insert, which can hug the feet for enough support to promote balance and body alignment, relieving you need from heel spurs, and making physical activities become more enjoyable Comfortable to wear: Arch support sleeves are consisted of breathable fabric and gel pad, skin friendly and soft, lightweight, non-ship, the nice sweat absorption design helps your feet stay dry, comfortable to wear without over tightening, making standing, walking, and running more comfortably Works well: metatarsal compression sleeve simply slip on your feet to combine compression and support directly to the arch of the feet, which works well for people standing or walking for a long time, suitable for flat feet or high arch Fit for: cushioned foot sleeves are suitable for both men and women, which can worn with most shoes, heels, sandals, or even barefoot, you can wear them at home, at work, during running, exercising or playing sports