1 Pair Sock1. Made of high-quality strong fiber yarn and mink-like wool, it is soft and comfortable and has a long service life.2. Manual temperature control: four-speed temperature3. The socks are of size and are suitable for both men and women.4. Focus on the toes to the feet from getting cold, which can promote blood circulation. Suitable for feet, long-term cold feet and stiff joints, giving you a warm winter.