List of Pertinent Information: 1. The Biddeford Heated Mattress Pad is made from soft woven fabric and has 10 heat settings. It has thin wires that provide even heat throughout the mattress pad. The king size mattress pad has two heating zones for individual temperature preferences, making it suitable for couples. It automatically shuts off after 10 hours of use. The twin size is available for around $35. 2. The Westinghouse Heated Mattress Pad is mentioned, but no further details or features are provided. 3. The NEAT AquaPad Hydronic Water Heated Mattress Pad uses water to heat the pad and has microsuede outer layers and elastic cotton foam inner layers. Users can set precise temperatures with a temperature display in Fahrenheit or Celsius. It has a sleep mode, timer, auto shut-off, anti-freeze feature, and is self-cleaning. It does not contain electrical wires and has additional safety features like a child lock and automatic shut-off after 24 hours or if the system gets too hot or runs out of water. The dimensions and available colors vary depending on the size. The price is $319. 4. The Bedsure Electric Mattress Pad has a soft fleece cover and is water-resistant and quilted. It has four heating levels and an auto-shut-off timer after 10 hours. The available sizes are twin, twin XL, full, queen, and king. The price ranges around $75-$100. 5. The Sealy 3M Scotchguard Heated Mattress Pad is made of quilted cotton with 15-inch deep pockets and a strong elastic skirt. It has 10 heat levels, a 12-hour auto-shut-off timer, and dual controls for queen and king models. 6. Heated mattress pads are available at different price ranges, with prices ranging from $56 to $319. 7. Materials used for mattress pads include microfiber, polyester, cotton, and quilted cotton. 8. Heated mattress pads can be beneficial for staying warm and comfortable, relaxing muscles, and reducing heating costs. 9. Health benefits of using a heated mattress pad include easing arthritis symptoms, fibromyalgia symptoms, lower back pain, and improving sleep quality. 10. People should ensure they cannot feel any electrical wires when using a heated mattress pad to avoid electric shock. 11. Heated mattress pads can be used on memory foam mattresses, but it may impede the heat-wicking and body-molding effects of the mattress. 12. Each mattress pad may have different cleaning protocols, so it is important to read the manual. Many pads are safe to put in the washing machine, but air drying is usually recommended. 13. Heated mattress pads can be worth it for people who feel cold during sleep, but it is important to consider factors such as temperature range, material, and safety features. 14. Most king and queen mattress pads come with two controllers to adjust the temperature on each side, but this may lead to uneven heat distribution. 15. A fitted sheet can be placed over a heated mattress pad. 16. The lifetime of a heated mattress pad depends on how well it is cared for and following the manufacturer's instructions. 17. The main difference between a heated mattress pad and a heated blanket is that mattress pads stay in one place on the bed, while blankets can be moved around.