Patented Safe & Warm non-hazardous low voltage technology is safer than others on the market; saves energy; sleep better in a cooler room * No more uncomfortable bulky wires. The ultra-thin wires inside the Soft Heat pads are almost impossible to feel; No annoying hot or cold spots * Convenient automatic temperature pre-heat and hold feature for cozy warm sheets; Built in over-temperature protection for safety and peace of mind * Pad is divided into two separate zones and includes dual lighted controls for individual adjustment and comfort; Automatically shuts off after 10 hours for convenience, safety and savings * Incredibly soft 233 thread-count 80% poly/20% cotton dobby stripe decorative shell is that is completely machine washable & dryable without any pilling, shrinking or stretching