A fully washable luxuriously soft overblanket with satin trim you can place the overblanket inside a duvet cover or drape it over a top sheet using intelliheat technology that heats up in 5 minutes and costs from as little as 1p to run per side it has an led digital control 6 heat settings temperature sensor and auto shut off timer double size 180 x 180cm with 2 controls 2 year guarantee