Enjoy a great night's sleep every night with this Double Fitted Under Blanket. Featuring three seat settings and two detachable controllers, this under blanket is the ideal addition to bedtime luxury, providing you with a pre-heated blanket or alternatively sustaining an ambient temperature for all night use. With overheat protection and machine washable polyester, you can rest easy in the knowledge that your safety is taken care of and cleaning won't be any hassle.