Features:*High Quality Material: Made of high quality material, safe to use, soft and almost no burden to use.*Three Temperature Control: The temperature control button provides easy access to three heating settings. Heat on the sole of the feet promotes blood circulations and keeps the entire foot warm.*Comfortable Fabric: These socks are made of comfortable and good fabric, which feels fine, warm and breathable, skin-friendly and comfortable.*Washable: This heated socks can be washed, just take out the battery box (not included) or power banks (not included) when washing.*Application:Used for outdoor winter sports, such as skiing, hiking, snowshoes, fishing, cycling, cycling and so on.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial: CottonSize: One SizeBattery: 6*AA Batteries(Not Included)Constants Temps: Constants temperature model, only socks, no batteries, no other accessoriesAdjust Temps: Temperature adjustment model, only socks, no batteries, no other accessoriesAPP-style: APP-controlled style, only socks, no battery, no other accessoriesConstantsTemps 02:Constantstemperature model, equipped with 2 battery boxes, batteries not includedAdjust Temps 02: Temperature adjustment model, equipped with 2 battery boxes, batteries not includedAPP-style 02: APP-controlled style, equipped with 2 battery boxes, not including batteries