Product Comfortable Material and Washable: The heated scarf is made of breathable and ultra-light material. Comfortable cotton fabric with good stretch. The whole scarf can be washed repeatedly, easy to clean, and you are not afraid of sweatingwhen you use it. PERFECT GIFT: A great Christmas gift to keep your loved ones warm in winter. Also great for birthdays and other occasions. Suitable for cycling, hiking, camping, fishing and other outdoor activities in autumn and winter. Quick Heating: After pressing for 3 seconds, you can feel the warm temperature spread in the neck, promoting blood circulation and comfortable relaxation. 3 heating gears: Three heating controls, respectively 55C, 48C, 42C, can be easily adjusted withone button, and can be easily used by the elderly and children. How to use: USB uses a 5V mobile power supply. After plugging in the USB cable, it can be used by connecting the USB port device, such as a mobile power supply, personal computer and other 5V low-voltage power supply equipment, which is safer to use. Package includes: 1x heated scarf Note: 1. Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)