maxkare heated mattress pad electric underblanket soft coral velvet,10 heat & 9 timer auto off settings etl certification overheating protection relief tense muscle, machine washable & dryer, twin maxkare one of the greatest pleasures of winters is big able to come home after a long day and slip into a warm and inviting bed. <br> snuggle up to the cozy warmth of this maxkare heated mattress pad twin size. made with flannel and soft undetectable wire heating technology, this mattress pad features 10 heat settings, 9 timer settings, digital controllers for controlling your temperature. <br>etl certified ensure safety.