Unisex Self Heating Socks, Breathable Tourmaline Therapy Socks, Massage Anti-Freezing Warm Foot Socks for Winter, SkiingMade of high-quality polyester and cotton with the characteristics of soft and comfortable, has a long life. Tourmaline socks relieve leg fatigue, pain, regulate the nervous system, self-heating, remove moisture and stop odor remove swelling of the legs and feet peeling of the skin, produce a static foot massage, regulate blood flow.Specifications Material: polyester and cotton Size: average size. Gender: unisex, Age: adult. Color: solid color. Season: winter.Notes 1.Please understand there may be mild deviation exist. 2.Due to the lighting and monitors, there are slight difference between the picture and the realitem.Package Content 1 * pair of tourmaline socks.Promise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.