SoftHeat Electric Heated Warming Massage Table Mattress Pad, White Patented non-hazardous low voltage Safe and Warm technology is safer than others on the market; saves energy; sleep better in a cooler room No more bulky wires The ultra-thin wires inside the Soft Heat pads are almost impossible to feel; No hot or cold spots Automatic pre-heat and temperature hold feature for convienience and built in over-temperature protection for safety and piece of mind Single control automatically shuts off after 10 hours for convenience, safety and savings Massage warming pad is completely machine washable and dryable without any pilling, shrinking or stretching