DescriptionMade of faux fabric, soft and comfortable, breathable and durable.Wormwood-based heating adopted to h u nt the cold, avoid water and cold.3 levels oftemperature, safe to use, no worry it'll scald feet.Large pocket design, convenient to put feet and hands into it, easy to keep you warm.Fast heating, easy and fast to warm your feet.Fine workmanship, smooth zipper, easy to clear up the cover and wash.Built-in 60 degree temperature limit module to avoid safety hazards caused by excessive stabilityUSB power interface, can be used to charge via USB computer interface, mobile phone power interface, power bank, etc.Specifications:Size: free size (about 32x28x12cm)Material: faux ,Input: 5V 2AHeating temperature: about 50-60Package include:1*USB foot warmerNote:1. Due to the light and screen difference, the item's color may be slightly different from the pictures.2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.