80% cotton, 15% polyester, 5% spandexImportMachine cleaning 1. [High-performance low-cut ankle socks]: These low-cut ankle socks are made of cotton, poly-cool fiber and spandex, which help to quickly absorb moisture and release sweat. Mesh arch design helps keep feet dry all day. Socks are reinforced and upgraded to withstand strict training and repeated washing. 2. [Anti friction sports socks]: Our sports socks adopt seamless toe design to reduce friction between toes and shoes. The heel piece provides extra comfort and protection, fits the ankle, prevents the pad from slipping off the Achilles tendon, and prevents blisters on the ankle and heel. 3. [Cushioned running socks]: The roving thread at the bottom provides a tight fit for the socks, so that you can get support during exercise, and also help alleviate foot fatigue. With proper compression at the arch of the foot, running socks can protect you when you walk, jog and run, improve stability and achieve a perfect fit. Arch support can improve arch fatigue and fix socks in place. 4. [Suitable for sports, travel and daily wear] Our sports socks are designed for daily use and can improve your performance in any sports activity, yoga, gym, cycling, running, walking, standing, traveling or just sitting on the sofa. Socks are elastic and resilient. You can wear these sports socks for a long time without worrying about the problems that are easy to break. 5. [Four Seasons Matching] - Running socks keep your feet cool and dry all day to prevent blisters. Ankle socks are neither too thick nor too thin. They are warm in winter and breathable in summer. They are suitable for daily wear.