Stay toasty warm with the USB Electric Heated Lightweight Jacket  This heated jacket is perfect for warming up on a cold winter day Get up to 16 hours of working time depending on the power bank you use Heat up on a cold day with 3 possible heating levels to choose from With 3 carbon fibre elements to generate heat across core body areas Easy to care for and machine washable so you can use it again and again Just add your own power bank to turn it on (power bank not included) Choose from 2 colours: black or blue Available in 7 sizes: L-5XL (please see Images for size guide) Save 57% on the USB Electric Heated Lightweight Jacket