Safe & Warm 100% Cotton Top Electric Warming Mattress Pad, Safe and Warm Low Voltage and Invisiwire Technology, 11 Heat Settings, 10 Hour Auto Shut-Off and Overheat Protection, Fits 18" Mattress

For those who prefer an added layer of warmth while sleeping the Serta Low Voltage Dobby Stripe Mattress Pad is the perfect solution. Forget about bulky wires and uneven heating seen in most heated mattress pads. The Soft Heat Safe and Warm Technology features thin wires unlike other warming products on the market. The barely there, 5 times finer wires are virtually undetectable. Soft Heat low voltage technology converts 120 volt AC current to less than 25 volts of DC current. That means this unique mattress pad is safe in the presence of moisture, will not harm pets, and emits no EMFs. Our patented low voltage technology is the only electric mattress pad technology that is certified as non-hazardous. The easy to use controller allows you to find the heat setting that is right for you, with 10 settings to choose from. Queen, King, and California King sizes provide dual warming zones each with its own controller, so everyone can sleep comfortably at their ideal temperature. Smoothing soft and comfortable, evenly heated throughout and created with the safest technology means you will be sleeping in comfort with "the world's safest electric mattress pad". Features: 233tc dobby stripe fabric 80% polyester/ 20% Cotton; Skirt fits up to 18 inch mattress; Ultra-thin Wires; "Set it and Forget it" controller; Dual heating zones; Overheat protection; Low voltage warming technology; Virtually unnoticeable wires; Automatic preheat and hold feature; Automatically shuts off after 10 hours; Over-temperature protection; Saves energy & Sleep better in a cooler room; Available in Sizes: Twin, Full, Queen, King, and Cal. King; Sizes: Twin: 39" x 75"; Full: 54" x 75"; Queen: 60" x 80"; King: 78" x 80"; Cal King: 72" x 84";