Hand Warmer: Get an Outdoor Winter USB Heated Hand Muff. Double sided: Super useful doubled sided zipper pockets can store the power bank or other items such as a phone, keys or wallet. USB: Use this handwarmer with a portable charger or power bank! Just connect the USB cable to the power source and warm your hands on the go! 3 temperatures: Choose from low, medium and high temperatures with the designated switch button! Easy to choose your desired setting. Colours: Choose from black, khaki and grey colours. Fleece: This USB heated muff is fleece lined, making it super soft and cosy to put your hands in! Usb Heated Hand Muff Living Social Living Social