Self Heating Socks ---- The self-heating principle of the tourmaline at the bottom, with mild heat, has a warming effect on the feeling of cold feet. Allowing you to enjoy new vitality and comfort. Tourmaline Slimming Health Sock ---- Heated Socks Can Relieve Leg Fatigue, Regulate the Nervous System, Remove Moisture and Eliminate Odours, Eliminate Swelling of Legs and Feet, Regulate Blood Circulation. Non 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. One Size ---- The AFIZ Tourmaline Slimming Health Sock design for both men and women with average size.This super elastic and stretchable heated socks with one sizes fits for unisex adults. Ideal for Outdoor Activities ---- Keep your feet warm in cold weather. Great for climbing, skiing, winter fishing, jogging, winter hunting.A great gift for loved ones, lovers and friends This is why AFIZ Tourmaline Health Sock is special Effective Aid in Weight loss Proven Acupressure and Foot Reflexology Therapy Accelerate Metabolism & Improve Digestion Tourmaline Infrared Benefits Multiple Benefits ? foot reflexology can also be used for a range of conditions such as weight loss, back pain, headache, fatigue, anxiety, cholesterol, and stress. Specifications: Material:Tourmaline,Polyester cotton Effect:anti-fatigue, Keep Warm, Cold Resistance Massage Socks:health Care Socks, Non Slip Skid Socks Tourmaline Massage Sock:Self-heating Magnetic Tourmaline Socks Package Include: 4/6Pairs*AFIZ Tourmaline Slimming Health Socks