Features: 1.PREMIUM FABRIC: The heated socks are made of premium cotton, which is soft and breathable and can guard you from the cold weather. 2.SAFE AND RELIABLE: There are no exposed heating elements or weird things poking the soles of your feet, the electric heating wire will not cause any discomfort or disturbance and will keep your feet warm. 3.MULTIPLE EFFICACY: Electric heating socks can warm your feet, promote blood circulation, relieve cold feet and stiff joints. 4.WIDELY USED: Electric heating socks are suitable for outdoor sports, camping, mountaineering, skiing, hiking, fishing, etc. 5.CAUTIONS: Do not twist the electric heating socks hard when cleaning to avoid damaging the heating component.specification:Item Type: Electric Heating Socks Material: Polyester, Cotton Uses: Suitable for Outdoor Sports: Camping, Mountaineering, Skiing, Hiking, Fishing, EtcPackageList:2 x Electric Heating Socks