Don't get caught in the cold - wear the Smart USB Heated Electric Trousers Features carbon fibre heating zones across the abdomen and knees Helps to keep your whole body warm and promote healthy blood circulation Great for use inside or outside the home Simply plug in your power bank or portable charger to warm up A 5V/2A power pack can generate 8 whole hours of heat. Choose between 3 temperature levels to suit your needs Unisex design with a comfortable fit - see images for size guide Note: power bank not included Available in 5 UK sizes: S, M, L, XL or 2XL Save 55% on the Smart USB Heated Electric Trousers for 35.99 pounds