Features: Knitted from acrylic fibers, soft, breathable and comfortable, offering excellent flexibility to ensure your hands and fingers free to move. Easy- to- access USB charging, just plug it into USB power port to use. Double- sided heating can heat the palm and hand at the same time to speed up the temperature and heat the hand evenly. It' s half finger designed for typing or gaming, but with a finger cover folded on back, release the button to unfold the finger cover to keep finger tips wrapped when not typing. A must- have accessory in winter or cold autumn, suitable for skiing, snowboarding, ice fishing, biking, motorcycling, hiking, camping, outdoor exploring and more. Specification: Temperature range: About 45°C Material: Acrylic Glove szie: 8* 23cm/ 3. 1* 9. 1" USB cable length: 1. 7 meters/ 67" Color: Blue, Black, Grey ( Optional ) Note: Please allow 1- 3cm ( 0. 4- 1. 18" ) difference due to manual measurement and slight color variation for different display setting. Package Including Package Included: 1 pair* USB Heated Gloves 1* USB charging cable