Description: Warm Keeping: The fingerless gloves are very comfortable, soft and thick, which is very suitable for us to wear it in winter and autumn. Convenience: The mittens enable us to use our smart phone or type letters conveniently unlike the normal gloves, which is convenient. Hand Washable: The hand protector is washable by hand by ourselves, but we have to take out the heating plate first. USB Charging: The self-heating half glove is USB rechargeable by many devices like computer, charger and etc, but we should not charge it for too long when we are away. Wide Use: The hand warmer can be used at many indoor outdoor places and occasions, like home, office, skiing, skating and etc. Specification: Material: Knitted Fabric. Color: Light Grey, Pink, Dark Grey, Blue. Size: Approx. 9x14cm/3.54x5.51inch(for most adults). Work Rate: 5V, 0.76A. Package Includes: 1 Piece Self-heating Fingerless Gloves(with 1 Piece USB Cable).