The double helix heating wire consists of NTC/PTC wire and a durable and flexible PVC layer. It offers 6 temperature levels from 104F to 149F to choose the comfort you need. Its U-shaped line provides even heat distribution, eliminating cold spots and ensuring consistent and soothing warmth. The heating pad can cover the shoulder, abdomen, back, neck, legs, knees and other parts, which can not only keep warm, but also quickly relieve pain, cramps, menstrual pain, promote blood circulation, relieve tense muscles, and promote the healing of injured tissues. The electric heating pad is made of crystal plush fabric outside, soft and skin friendly, no hair removal, perfect fit to the body, the heating pad is compressed inside, and the double shape is fixed for a long time without deformation and without falling off, improving the service life of the product. Enjoy the comfort of our superior quality! It doesn't smell weird, and it certainly doesn't cause rashes like cheaper products do. If you are looking for a gift, but don't know how to choose. It is the best choice for your gift. It is the perfect gift for a woman, man, mom, daughter, husband, friend or anyone to celebrate a birthday, Thanksgiving, Christmas and more. Date First Available May 25, 2024