Double Heated Underblanket: 135 x 120 cm, perfect for double beds. Soft 100% polyester for a cosy and comfortable sleep. Secure fit with tie-downs for a snug and reliable feel. Energy Efficient & Safe: Only 75W power consumption, saving you money on energy bills. Overheat protection with two fuses for added safety. Includes a BS plug. Machine Washable: The adjustable temperature and 3 heat settings make it easy to tailor to your comfort. Plus the controls are detachable for convenient washing. The underblanket is machine washable up to 40°C. Warm & Cosy Sleep: Soft and comfortable polyester material. Provides gentle warmth for a relaxing and restful sleep. Perfect for cold nights. Easy Fit & Secure: Designed for a snug fit on double beds. Includes secure tie-downs to keep the underblanket in place. Enjoy a comfortable and undisturbed sleep.