Patented non-hazardous low voltage Safe & 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 throws 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 * Luxurious incredibly soft fabric that is completely machine washable & dryable without any pilling, shrinking or stretching