Alvo Feet Socks are made of high quality natural hot spots to achieve the massage effect by stimulating the foot acupuncture points. The feet have a warming effect, fully improving foot microcirculation and warming the soles of your feet 24 hours a day, allowing you to walk naturally and easily, giving you new energy and comfort. Feature: - Self-heating, good for Cold Weather. - Shapes & Tones Legs.works Best when You Wear It Overnight. - Accelerate Metabolism & Improve Digestion. - Removes Odor-causing Compounds. - Performs Static Massageon the Soles of the Feet to Relieve Fatigue and Relieve Sore Feet. - Dense Siliconehot Spots, Comfortable and Warm to Wear. - Multiple Benefits: Be Used for a Range of Conditions Such As Back Pain, Headache, Fatigue, Anxiety and Stress. - Great for Outdoor Activities: Skiing, Snowboarding, Hiking, Hockey, and Other Sports. Specifications: Material: Polyester Cotton Color: White, Red, Black Effect: Anti-fatigue, Keep Warm, Cold Resistance Massage Socks: Health Care Socks, Non Slip Skid Socks Package Include: 3/6Pairs* Alvo Feet Health Socks Notice: 1. Due to the Lighting Effects and Shooting Angles, the Color of the Item and That Shown in the Picture Might Have a Nuance. 2. if the Heat Caused by Prolonged Use or Improper Maintenance Cannot Be Released, Please Put the Heated Socks Under the Direct Sun to Recover. 3. Heat Socks Need to Be Washed by Hand and Washed Quickly, and Cannot Be Soaked in Water for a Long Time (to Prevent Damage to the Heating Point). You Can Wash Them with Alkaline Soap. ake Exercise Comfortable ?Alvo feet acupressure self-heating shaping socks ideal for outdoor activities, skiing, snowboarding, hiking, hockey and other sports, which automatically warms up in cold weather and relaxes your feet. eep Feet Warm ?Alvo socks 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. on Slip Grip Design ?Featured by sticky dots on the bottom of the non slip yoga socks, our unisex anti skid socks offer better grip for improved stability & balance so that you can stay safe, avoid injuries and have better control of your body movements. utomatic Heating Socks ?The health sock creates a feeling of heat without pre-heating. Hence, it can support human organs, remove harmful waste, and reduce human exhaustion and mental stress. as a result, it makes the body fully relaxed. It can assist in relieving pain in the feet. lvo Feet Socks ?Thermal Circulation Self-Heating Shaping Socks uses high quality natural hot spot by stimulating the acupuncture points of the feet to achieves a massage effec. The feet have a warming effect, fully improving foot microcirculation and warming the soles of your feet 24 hours a day, allowing you to walk naturally and easily, giving you new energy and comfort.