SOFT MATERIAL: Made of high quality fleece material, the warmer is the perfect heater to provide warmth and comfort to your feet, hands or body in winter with reliable performance The foot warmer and hand warmer are designed separately for easy use, and you can also place your own heating products such as a hot water bottle. The perfect gift for family, friends and partner High heating efficiency: The heating speed is fast and the efficiency is high, and the heating time is 6-10 minutes, keeping your feet warm instantly Replaceable USB interface heating patch, can be connected to mobile power supply, computer, car charging adapter, etc., very convenient, safe, and power saving High-end particle design at the bottom, thickened to keep warm, non-slip, and anti-dirty. Washable and detachable design, easy to use and clean Size: 32*28cm color: grey Packing list: 1pcs