Feature:Precautions for the use of heating tablets:Do not let babies or people who are not sensitive enough to heat.No needle-knife heating cloth, strictly energized for use when there is no one in room .Do not use in a humid environment, please dry thoroughly before use.Colour: BlackPad size: 9cm x 7cmMaterial: non-woven fabric + composite fiber + silicone threadThickness: 0.8 (CM)Simple and convenient to use.Electric heating pad for DIY heating of clothes.The material is safe, and the temperature is too high to easily cause your skin to be injured.Install it directly on outdoor jackets, vests and other clothing to keep warm.USB port link, link to your power bank, you can carry it with you and get hot Package Contents:1 x heating pad