Have a warm night's sleep beneath the comfortable polyester material of this double electric blanket. The polyester construction comfortably fits all double sized mattresses and is compatible with memory foam mattresses. The built-in remote allows you to alter the blanket's settings and can be easily detached before machine washing at a 40 degree temperature. With 3 heating levels to choose from, the low, medium and high temperatures can be set to your requirements. Complete with overheat protection, you can operate the blanket safely during the day or night. Powerful 70W output for ultra fast heat up 3 heat settings let you choose the best temperature for you Efficient design for consistent warmth costing 1p per night to run Machine washable with 1 x detachable controller Safety overheat protection system for optimum safety Quick and easy tie down straps secure the blanket and prevent creases Extra warmth and cosiness with 450gsm polyester soft to touch fabric Comp