Foot Massage: Tourmaline slimming health socks uses high quality natural hot spot by stimulating the acupuncture points of the feet to achieves a massage effect. let you enjoy new vitality and comfortRelieve Leg Fatigue: Our thermotherapeutic sock can relieve leg fatigue, relieve pain, regulate the nervous system, remove moisture and eliminate odours, eliminate swelling of legs and feet, create static foot massage, regulate blood circulationIdeal for Outdoor Activities:With our tourmaline acupressure self heating shaping socks keep your feet warm in cold weather. Great for climbing, skiing, winter fishing, jogging, winter huntingNon-Slip Grip Design: Featured by sticky dots on the bottom of the acupressure reflexology socks, our unisex anti-skid socks offer better grip for improved stability and balance , have better control of your body movementsKeep Feet Warm: Tourmaline slimming health socks are made of high quality polyester cotton with the characteristics of soft and comfortable, has a long life.fits the curve of the foot so that the hot spot is close to the sole skin